6. Understanding of the cell has changed over
time. Which explains why this has occurred?

A New scientific discoveries lead to new theories.

B Theories are redesigned every ten years as a necessity.

C The constantly evolving universe requires new theories to describe it.

D Larger number of scientists have opinions that must be incorporated.

Answers

Answer 1

Answer:

A

Explanation:

Cell theory was first formulated by Schwann and Schleiden, but because of new and advanced technology some statements were replaced and some are added.


Related Questions

2. Which is probably most responsible for the
formation of this landform? sc.6.E.6.1

wind

water

plants

animals

Answers

According to the given statement wind is probably most responsible for the formation of this landform.

What is Land formations?

The four main categories of landforms are plains, plateaus, hills, and mountains. Landforms include things like rivers, lakes, buttes, canyons, basins, and valleys.

An earthly feature that is a part of the terrain is referred to as a landform. There are four main categories of landforms: mountains, hills, plateaus, and plains. Valleys, buttes, canyons, and basins are examples of minor landforms.

Mountains and hills can be pushed up by the Earth's tectonic plate movement. Valleys and canyons can be formed by erosion brought on by water and wind. The duration of these procedures can reach millions of years.

Underwater mountain ranges and seabed basins are examples of landforms that can exist. In the South Pacific lies the Mariana Trench, the world's deepest landform.

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The map shows the locations in the United States of farmland and forest. Why are these natural resources important? (I know my finger is in the camera)

Answers

The map shows the locations in the United States of farmland and forest. These natural resources are very important.

What shows the modernization on the surrounding natural environment?

The development shows a significant effect of modernization on the surrounding natural environment and many ancient forests were completely destroyed before legislature was implemented to protect the environment.

Since people didn't care about the trees. They would use the wood for anything, from papek making to making toys and eating utensils as the development shows a significant effect of modernization on the surrounding natural environment.

Therefore, The map shows the locations in the United States of farmland and forest. These natural resources are very important.

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Which process usually results in offspring that exhibit new genetic variations

Answers

Answer:

A

Explanation:

A shows process of fertilization where sperm and egg meet to form zygote which is genetically different than sperm or the egg.

If there were 1176 seeds collected, predict how many would be axial?
Predict how many seeds would be homozygous dominant?
homozygous recessive:
terminal?
heterozygous?

Answers

According to the given that actual flower position is dominant over terminal flower.

What is a homozygous dominant plant?

When an organism possesses two copies of the same dominant allele, it is said to be homozygous dominant, and when it possesses two copies of the same recessive gene, it is said to be homozygous recessive.

When an organism is homozygous, it contains two copies of the same allele for a gene. When two copies of the same dominant allele or two copies of the same recessive allele are present in an organism, it is said to be homozygous dominant or homozygous recessive.

When an organism is heterozygous, it has two distinct alleles of the same gene. For instance, pea plants can have either homozygous dominant (red-red) or heterozygous red blooms (red-white). They are homozygous recessive if they have white blooms (white-white). Heterozygous carriers are always present.

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QUESTION 1

Life has gotten much better in the last 100 years, yet people are not any happier. This statement characterizes the...


a. escape from freedom


b. the point/counterpoint phenomenon


c. the paradox of progress


d. modern society

Answers

This statement is characterized by the concept of the paradox of progress, as shown in option C..

What is the paradox of progress?It is a psychosocial concept.It's the term that describes bad results coming from good processors.

Progress is something good and desired by all communities. This is because all people want to progress in their social and individual lives. After all, the results of progress tend to be good, uplifting, and promote many good things.

However, there is a paradox where progress triggers poor results in elements that worked better in the past. An example of this can be seen in communities that progressed over time but emotionally regressed, keeping more people unhappy than before.

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What name is given to the scientific study of life

Answers

Answer:

Biology

Explanation:

Bio meaning life

the root logy meaning study

Step 1: Drag the boxes to
indicate the phase of the
cell cycle.
ANAPHASE
TELOPHASE
PROPHASE
METAPHASE
INTERPHASE
Step 2: Label individual
parts of the cell by dragging
the letter to the structure.
A
A: Spindle
B B: Chromatid
с
D D: Centrioles
E
C: Chromosome
E: Daughter cells
FF: Nucleus
400000
DI
1

Answers

The image shown is of a cell cycle. Cycle phases are prophase, metaphase, anaphase, and telophase.

What is a cell cycle?

A cell cycle is the sequence of events that take place in a cell leading to its division and duplication (replication). It consists of two main parts: interphase and the mitotic phase. During interphase, the cell grows and DNA is replicated in preparation for cell division. During the mitotic phase, the cell divides into two daughter cells.

A cell spends the majority of its time in interphase, which is when it develops, duplicates its chromosomes, and prepares to divide.

The cell then exits interphase, enters mitosis, and divides to completion. Each of the resulting cells, known as daughter cells, enters its own interphase to begin a new cell cycle.

The cell cycle is the process by which cells multiply and divide into two new cells. The cell cycle phases are G1, S, G2, and M. At the G1 stage, cells are getting ready to divide.

Therefore, The given image is of cell cycle. The phases of cycle are prophase, metaphase, anaphase and telophase.

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ASAP HELP!!!!! LIMITED TIME!!!!!!!!
What is one way that greenhouse gases are released into the
atmosphere?
Select one:
O Introducing non-native species into an environment
O Oil spills
O Littering
O Burning fossil fuels

Answers

Answer:

O Burning fossil fuels

Explanation:

Fossil fuel burning releases tons of CO2 which is a green house gas

Which of the following science related statements are observations rather than opinions? Select all that apply.

Answers

The most frequent cause of coronary artery disease is the accumulation of fatty plaques in the arteries (atherosclerosis). Poor eating habits, inactivity, obesity, and smoking are risk factors. Choosing a healthy lifestyle can help reduce the risk of atherosclerosis. Thus option C, D is correct.

What are the most common heart disease?

The most prevalent kind of heart disease, coronary heart disease, will claim 382,820 lives in 2020. 20.1 million adults aged 20 and older, or 7.2%, have CAD. Nearly 2 in 10 fatalities from CAD will occur in adults under the age of 65 in 2020.

Therefore, In the US, heart disease is the leading cause of death. Additionally, fewer bees have been visiting my garden lately, indicating that bee populations are declining.

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The given question is incomplete. Complete question is given below:

Which of the following science related statements are observations rather than opinions? Select all that apply.

Whaling should be banned.

Cancer is the worst of all diseases.

Ocean acidity was greater in 2010 than in 2000.

Heart disease is the major cause of death in the United States.

Fewer bees have been in my garden recently, so bee populations must be decreasing.

This is an example Dinoflagellates can perform photo and provide

Answers

The relationship between Dinoflagellates and coral is an example of a mutualistic relationship.

Mutualistic relationships are interactions between two different species in which both species benefit. In the example you provided, the dinoflagellates perform photosynthesis and provide energy to themselves and the coral, while the coral provides protection for the dinoflagellates. This is a mutualistic relationship as both species benefit from the interaction.

B. dependent relationship, C. parasitic relationship, and D. commensalism relationship are all different types of interactions.

-A dependent relationship is one in which one species is entirely dependent on the other for survival,

-A parasitic relationship is one in which one species (the parasite) benefits at the expense of the other species (the host),

-A commensalism relationship is one in which one species benefits from the interaction while the other species is neither helped nor harmed.

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The complete question is:

Dinoflagellates can perform photosynthesis and provide energy for themselves and for the coral that they live near. The coral provides protection to the dinoflagellates. This is an example of a

A. mutualistic relationship.

B. dependent relationship.

C. parasitic relationship.

D. commensalism relationship.

Dinoflagellates are a diverse group of marine microorganisms that possess the ability to perform photosynthesis and produce oxygen.

What are dinoflagellates?

Dinoflagellates are a diverse group of aquatic microorganisms that belong to the kingdom Protista. They are characterized by their distinctive whip-like flagella, which allow them to move through the water. Dinoflagellates are found in both marine and freshwater environments, and they can be found in a wide range of habitats, from the open ocean to estuaries, lagoons, and even in soil. They are a type of phytoplankton and play a critical role in the oceanic food web and global biogeochemical cycles.

Some dinoflagellates are photosynthetic, meaning they can produce their own food through the process of photosynthesis, and can produce oxygen. They are an important primary producer of marine food webs and support the entire marine ecosystem. However, some dinoflagellates produce toxins that can be harmful to marine life, as well as humans and can cause blooms or "red tide" phenomenon.

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Bunnies: Black fur is dominant to white fur. Use the letter “B” and “b” to answer the following questions.

6. Complete the punnet square to show the possible offspring of a true-breeding black rabbit and a true-breeding white rabbit. (true breeding parents are homozygous, know this for the test!)

7. What ratio would you see in the F1 genotypes?





8. What ratio would you see in the F1 phenotypes?



9. If you crossed two of these offspring, what would this generation be called?



10. Cross two offspring from the F1 generation. (Complete your Punnett square on scratch paper)

a. genotypes:

b. phenotypes:

Answers

Answer:

they are all 100% heterogenous ,,their genotype is Bb,, their prototype is black fur

Explanation:

look at my demonstration

Which bases are found in In 1953, who developed the model that is shown below?a strand of DNA?

Answers

The person that developed the model  are James Watson and Francis Crick. The bases are found in In 1953 are: adenine, cytosine, guanine, and thymine.

What is the DNA bases?

In 1953, James Watson and Francis Crick developed the model of the structure of DNA, which is shown in the image below. The model, known as the double helix, consists of two strands of DNA that are coiled around each other.

Hence, DNA is made up of four bases: adenine (A), cytosine (C), guanine (G), and thymine (T). These bases pair up with each other in specific ways: A pairs with T, and C pairs with G. The sequence of these bases on a DNA strand carries genetic information, and the specific order of the bases determines the genetic code for an organism.

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Plate motion occurs as a consequence of convection in Earth's
crust
mantle
core

Answers

The movement of these tectonic plates is most likely caused by convection currents in the molten rock beneath the crust of the Earth. The immediate consequences of this tectonic shift are earthquakes and volcanic eruptions.

What effect does this plate movement have?

Mountains will grow where plates converge or push together, and continents will split and oceans will form when plates pull apart or diverge. The Earth's geography has changed significantly over the span of millions of years as a result of the continents passively drifting with the plates.

What causes the mantle's plates to move?

The plates fit tightly against one another and lie on the heated, molten rock of the Earth's mantle like fragments of a split shell.

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 a model of a change to the double strand of DNA molecule is shown here based on the illustration what describes the type of change and the effects of the change in the model of DNA select all answer choices that apply 

Answers

search sailesh xettri on messenger

Explanation:

bike pic guy

Before classifying insects into different orders, review the larger classifications for insects:

Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta

Conduct research online to determine the characteristics an organism must have to be classified in each of the taxonomy levels shown. Note the characteristics you find in the answer space.

Answers

Different types of kingdoms exist. All animals are considered to be members of the kingdom Animalia. It also goes by the name Metazoa. Animals that have both jointed limbs and hard exoskeletons make up the phylum Arthropoda.

What is a classification for insects?

The following are some traits of arthropods: They are exoskeleton-equipped. Their appendages are joined. They are known to have segmented bodies.

Therefore, Examples of Order The Hemiptera Giant Water Bug Arthropoda, the phylum. Arthropoda Hymenoptera Bees, wasps, and ants Lepidoptera moths, butterflies, etc. Arthropoda.

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Ravi is driving her car, hits a patch of ice, and momentarily loses control of the vehicle. Despite spinning in a full circle, Ravi manages to
avoid hitting any objects and drives away unharmed. Ravi experiences a surge of adrenaline and a racing heartbeat to due to the activation
of which of the following?
O sympathetic nervous system
O parasympathetic nervous system
O thyroid gland
O somatic nervous system
O pancreas

Answers

Ravi is driving her car, hits a patch of ice, and momentarily loses control of the vehicle. Ravi experiences a surge of adrenaline and a racing heartbeat to due to the activation due to Symphthetic nervous system.

What is Symphathetic nervous system?

Autonomic nervous system includes the sympathetic nervous system. It might be referred to as your "automatic" nervous system because it controls a variety of processes that don't require conscious thought.

The ability of your sympathetic nervous system to react to risky or stressful conditions is its most well-known function.

When this happens, your sympathetic nervous system kicks in to help you escape danger by increasing your heart rate, pumping more blood to areas of your body that need it, and other responses.

Therefore, Ravi is driving her car, hits a patch of ice, and momentarily loses control of the vehicle. Ravi experiences a surge of adrenaline and a racing heartbeat to due to the activation due to Symphathetic nervous system.

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Explain why Chargaff’s data was an important clue for putting together the structure of DNA.

Answers

Answer:

Chargaff's data was an important clue for putting together the structure of DNA because it provided the basis for determining the ratios of the four nitrogenous bases in DNA. Specifically, Chargaff's data showed that the amount of adenine (A) was equal to the amount of thymine (T), and the amount of guanine (G) was equal to the amount of cytosine (C). This helped scientists to understand that the two strands of a DNA molecule pair together in a specific way, with A always pairing with T and G always pairing with C. This information was essential in determining the double-helix structure of DNA.

Explanation:

Which of the following is a characteristic of renewable sources of energy

They are exhaustible
They cause air pollution
They will run out soon
They cause less pollution

Pls help ty

Answers

They cause less pollution. Renewable sources of energy, such as solar, wind, and hydroelectric, cause significantly less air and water pollution than non-renewable sources, such as coal and oil.

What is pollution?

Pollution is the presence of toxic substances in the environment that can have a negative effect on humans, animals, and plants. It can either be the result of natural processes or due to man-made activities. Pollution can occur in the air, water, soil, and even in the food we consume. Common forms of pollution include air pollution, water pollution, plastic pollution, and noise pollution. Air pollution is the release of pollutants into the air which can cause harm to humans and the environment. Water pollution is the contamination of surface or ground water and can be caused by agricultural runoff, industrial pollution, and sewage. Plastic pollution is the accumulation of plastic particles in the environment that can damage ecosystems.

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A veterinarian is trying to ascertain why a herd of sheep suddenly all have green lips and muzzles and are coughing and vomiting. He believes that they have ingested a biotoxin and asks the owner if he has noted any rubber bitterweed in his fields. The farmer is incredulous, saying, “It’s right in the name—BITTERweed. Sheep don’t eat that stuff.” Which fact would support the veterinarian’s theory that these sheep have eaten the poisonous scrub?

A.
Bitterweed grows in most parts of America.

B.
The weed is actually very sweet and sheep like the taste.

C.
If they have not been fed properly, sheep will eat bitterweed.

D.
Sheep will eat anything that is not tied down.

Answers

Answer:

C. If they have not been fed properly...

Explanation:

If they have not been fed properly, sheep will eat bitterweed. This fact would support the veterinarian's theory that the sheep have eaten the poisonous scrub, as it suggests that the sheep may have turned to eating the bitterweed due to hunger or malnutrition.

mendel found that due to ___, certain traits do not demonstrate independent assortment.

a.linkage
b.crossing over
c.mutation
d.none of the above

Answers

A. linkage

mendel found that due to linkage, certain traits do not demonstrate independent assortment.

Explain how the structure of a cell allows localization of reactions, protection from reactive molecules, and greater efficiency of cellular processes than a bacterial cell.

Answers

The structure of a eukaryotic cell allows localization of reactions because there are subcompartments in the cell where specific enzymes colocalize, protection from reactive molecules refers to structural barriers, while greater efficiency of cellular processes in this cell than a bacterial cell is based on the subdivision of work.

What does subdivision of work mean in terms of a eukaryotic cell?

The expression subdivision of work mean in terms of a eukaryotic cell makes reference to the presence of different cell compartments such as those associated with particular organelles which provide a suitable medium to carry out particular reactions such as the presence of hydrolytic enzymes in lysosomes.

Therefore, with this data, we can see that the subdivision of work is fundamental in a eukaryotic cell in order to perform different tasks, which is translated to higher metabolic efficiency when compared to bacteria.

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I want to compare the price for a brand new Ford F150 (a truck) over the past 5 years. I have monthly estimates on what this car would cost during this time. Which graph should I use to display this data? and why?
A Line graph
B Pie Chart
C Bar Graph

Answers

To compare the price of a brand new Ford F150 over the past 5 years, it would be best to use a line graph to display this data. A line graph is a type of chart that uses a line to connect data points plotted on a coordinate plane. Line graphs are useful for showing trends and changes over time, which is exactly what you are trying to do in this case.

Using a line graph to display the price data allows you to see how the price has changed over time and to identify any trends or patterns in the data. You can also use the graph to compare the prices at different points in time and to see how the price has changed from month to month.

Additionally, a line graph is a good choice because it allows you to easily visualize the data and see how the price has changed over time. It is also easy to understand and interpret, making it a good choice for presenting the data to others.

• Analysis of hemoglobin proteins obtained from an individual with Sickle Cell Anemia (SCA) has been shown to contain the following amino acid sequence. Using the information from part (A), identify which of the DNA sequences is normal and which is mutated, justifying your choice.
• Sickle Cell Hemoglobin Analysis: Met – Val – His – Leu – Thr – Pro – Val
Answer-

Answers

Sickle Cell Anemia (SCA) is caused by a single point mutation in the beta-globin gene, which results in the substitution of a single amino acid in the hemoglobin protein.

Based on the amino acid sequence provided, we can conclude that the DNA sequence in the beta-globin gene is mutated, as it codes for Val at the 6th position, rather than the normal GAG.

What is the Sickle Cell Anemia about?

The normal beta-globin gene codes for the amino acid glutamic acid at the 6th position (coded for by the GAG codon), while in SCA the mutated beta-globin gene codes for valine at the same position (coded for by the GTG codon).

In the hemoglobin protein sequence provided, the 7th amino acid is listed as Val, which suggests that the corresponding codon in the beta-globin gene is GTG. This is the mutated version of the beta-globin gene that is responsible for SCA, while the normal version of the beta-globin gene would code for GAG at this position.

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4. If the mass of two objects increases and the
distance between them stays the same, what happens to the gravitational force
between the two objects?

A. It decreases.
B. It remains the same.
C. It fluctuates.
D. It increases.

Answers

Answer:

As the mass of either object increases, the force of gravitational attraction between them also increases.

5
Select the correct answer.
Which term defines a well-supported, explanation of an occurrence of a natural phenomenon?
A.
hypothesis
B. bias
C. observation
D. theory

Please help me

Answers

Answer: the answer is D a theory

Explanation: Because it has strong evidence backing the claims it makes

Please select the word from the list that best fits the definition Brings drizzly rain

Answers

The word that bests fits the definition "Brings drizzly rain" is Brings precipitation.

What is precipitation?

Any liquid or frozen water that forms in the atmosphere and falls back to Earth is referred to as precipitation. It takes many forms, including rain, sleet, and snow. Precipitation, along with evaporation and condensation, is one of the three major components of the global water cycle.

Without changing the meaning of the sentence, the best word that replaces drizzly rain is precipitation which is considered to mean light showers. Rain is water droplets that fall to the Earth's surface as precipitation.

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period when cell is not engaged in division

Answers

Interphase is the period of cell cycle in which the cell is not engaged in any kind of cell division. This phase is marked as the preparatory phase for the actual cell division.

What is Cell cycle?

The cell cycle is a series of steps during which the chromosomes and other cellular material double to make two copies of the genetic material. The cell then undergoes division to form two daughter cells, each of the daughter cell receiving one copy of the doubled chromosomal material. The cell cycle is complete when each of the daughter cell is surrounded by its own outer membrane.

   

The interphase is the period when the cell is in a non-dividing state of the cell and this phase can be in different stages: the first gap (G1) between the last mitosis (M) and the S-phase (phase of DNA synthesis) and the second gap (G2) phase between the completion of the S-phase and the next mitosis (M).

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HELP ASAP!!!!!!! LIMITED TIME!!!!!!! PLEASE
The average temperature of Earth has increased approximately 0.8°C in the last one hundred years. Which of the following do researchers most attribute to this temperature increase?

Select one:

1. the lower amounts of carbon dioxide

2. increased use of fossil fuels

3. increased population in third-world countries

4. the solar flares reaching Earth

Answers

Answer:

2

Explanation:

What is earth’s approximate rate of movement along its orbit?

Answers

Answer:

Earth revolves in orbit around the sun in 365 days, 6 hours, 9 minutes with reference to the stars, at a speed ranging from 29.29 to 30.29 km/s.

Explanation:

Experiment: Maria wants to see which fertilizer makes her fig plants
grow best. She will grow 3 fig plants. One plant she will add no
fertilizer, one plant she will add 1 mg of nitrogen powder, and one
plant she will add 1 mg of phosphorus powder. She will measure the
height of each plant every week for 3 months.
Question 1
What is the independent variable?
A. the height of the plant
B. the amount of fertilizer
C. the type of fertilizer
D. the type of plant
Question 3
What is a possible constant?
A. the height of the plant
B. the diameter of the plant
C. the type of fertilizer
D. the amount of fertilizer
Question 2
What is the dependent variable?
A. the height of the plant
B. the amount of fertilizer
C. the type of fertilizer
D. the type of plant
Question 4
Why did Maria not fertilize one of the
plants?
A. to make the experiment easier
B. to compare the results of the other
fertilizers (control group)
C. it was a mistake
D. to purposely kill that plant
nter the correct 4 digits to escape this level. *
LEVEL 3
Convert your letter into a number
A +4=7
7- B=2
C +2=9
5- D=4

Answers

Answer:

Answer 1: B. the amount of fertilizer

Answer 2: A. the height of the plant

Answer 3: D. the amount of fertilizer

Answer 4: B. to compare the results of the other fertilizers (control group)

Explanation:

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Describe ONE historical situation, other than the one illustrated inthe passage,that also demonstrate how an economic developmentin history was more than the experience of a single country. What is the best explanation of irrational numbers? Convert 723.8 mm to cm. WHAT IS THE OPPSIT OF 0 plsss guys helpp me You are working on a project that requires virtualizing an operating system (OS) for an end user to test an application. It has been requested that you use a type-2 hypervisor to accomplish this. Which of the below would fulfill that requirement Find the number of the degree of this polynomial.(please) Taylor wrote down three consecutive integers. He noticed that when he took the difference between the first term and the third term, and multiplied this difference by 4, the result was 1 more than the second term. What are Taylor's three integers Expand. This question is worth 50 points! a. Describe the three stages of prenatal development your baby will go through during the pregnancy. What are some other words synonyms? The intelligence test that was developed to test adults is the __________. a. mensa test b. binet-simon scale c. stanford-binet iq test d. wechsler intelligence scale please select the best answer from the choices provided a b c d You are the difference between the world as it was and the better place it will become. Different is the one thing about us that will always be the same. What does this statement mean to you? Man on cliff observes a boat at angle of depression of 30 which is approaching the shore at uniform speed. 6 minutes later, the angle of depression of boat is 60. Find time taken by boat to reach shore? Which of the following quotations from the text describes the setting of Maya Angelou's "I Know Why the Caged Bird Sings"?O "The girls often held hands and no longer bothered to speak to the lower students."O "Parents who could afford it hadordered new shoes and ready-made clothes for themselves from Searsand Roebuck or Montgomery Ward."O "The high school seniors would wait in empty classrooms to make their dramatic entrance."O "There was a large expanse to the left of the school, which was used alternatively as a baseball diamondor a basketball court." Locate the word "unprepared" in the passage. The root of the word "unprepared" is A. prepa. B. unpre. C. prepare. D. pared. How can you prevent food contamination of hot food? For which values of x does each expression make sense? square root of x-2 over square root of x-3 in north dakota, a producer collecting premiums from clients for his own personal use is engaging in a what happened when president johnson vetoed refused to sign radical reconstruction laws