When you are looking at a bus across the street, the ciliary muscles in your eyes relax.
What are ciliary muscles?Ciliary muscles are a ring of smooth muscle fibers that are located in the ciliary body, which is a part of the eye behind the iris. The complete solution is mentioned below:
When you are looking at a bus across the street, the ciliary muscles in your eyes relax. This makes the suspensory ligament of the eye loosen, and your lens becomes more flattened, and less curved, so it focuses the image on the retina. A property that enables the lens to change its shape is called accommodation.
Learn more about ciliary muscles, here:
https://brainly.com/question/800335
#SPJ9
The question is incomplete, but most probably the complete question is,
When you are looking at a bus across the street, the _____ in your eyes relax. This makes the suspensory ligament of the eye ________
and your lens becomes _________, and less curved so it focuses the image on the retina. A property that enables the lens to change its shape is _________.
Classify each description as true of introns only, true of exons only, or true of both introns and exons. Answer Bank generally absent from bacterial genomes present in eukaryotic genomes code for a protein
Sort each statement into whether it applies to exons only, introns only, or both exons and introns. Imagine that an intron-rich eukaryotic gene was being translated by RNA polymerase.
An eukaryotic cell is what?
The Eukaryotic Cell The phrase "Eukaryotes" derives from the Greek words "eu," which means "good," and "karyon," which means "kernel," and so means "good or real nuclei." Prokaryotes are substantially smaller and less complicated than eukaryotes. All except one of the main kingdoms are represented by them.
What distinguishes prokaryotic and eukaryotic organisms?
The lack of a nucleus distinguishes prokaryotic cells as a primordial kind of cell. Prokaryotes also lack cellular organelles that are attached to membranes. Prokaryotes are only monocellular organisms. A eukaryotic cell is what? Eukaryotic cells are those that have a real nucleus and organelles that are attached to membranes.
To know more about eukaryotic visit:
https://brainly.com/question/29119623
#SPJ4
Water is able to carry nutrients into and waste out of cells because
Water is able to carry nutrients into and waste out of cells because this element can act as a solvent and thus incorporate solutes.
Why water molecules are essential for life?Water molecules are essential for life because this element has a series of features that allow it to carry out metabolic functions such as growth, differentiation, etc, one of them is associated with its ability to act as a solvent.
Therefore, with this data, we can see that water molecules are essential for life because they are able to dissolve solutes.
Learn more about water and life here:
https://brainly.com/question/796792
#SPJ1
what is the important part in regulating spindle fiber during cell division
Answer:
The important part in controlling spindle fiber is the centrosome.
The Embroyblast Eventually Differentiates Into The
A. Zygote
B. Blastocyst
C. Primary Germ Layers
D. Sperm And Egg
Eventually, the embryoblast differentiates into the zygote.
What differentiates from the embryoblast?Epiblast and hypoblast are formed during differentiation of the embryoblast. They are collectively known as the bilaminar disc. The procedure starts around the eighth day of pregnancy. The anterior visceral endoderm will be formed by some hypoblast cells.
Does the embryoblast develop into the child?It has an inner cell mass (ICM), also termed an embryoblast, which later develops into an embryo, as well as a layer of trophoblast cells on the outside known as the trophectoderm. This layer encloses the inner cell mass and the blastocoel, a hollow filled with fluid.
To know more about zygote visit:-
https://brainly.com/question/29769026
#SPJ4
Need help with this
Answer:
I know for sure cigarette smoke, asbestos, but I'm not sure about the other two.
Explanation:
The organelles and the watery component of the cell together is called the___________
The term "cytoplasm" refers to both the mitochondria and the fluid portion of the cell in B. The watery liquid known as cytosol makes up cytoplasm.
What is cytoplasm, and what does it do?
Cytoplasm. The gel-like substance that fills a cell is called cytoplasm. It serves as a catalyst for chemical reactions. It offers a foundation for other organelles to function within the cell. A cell's cytoplasm is where all of the processes for cell division, growth, and replication take place.
Describe cytoplasm in simple terms.
The viscous liquid that makes up a cell's interior is called cytoplasm. It is made up of different organic compounds, salts, and water. The cytoplasm is kept apart from some internal organelles, like the mitochondria and the nucleus by membranes.
To know more about cytoplasm visit:
https://brainly.com/question/17909268
#SPJ4
the production of multiple copies of a single gene is called
Answer: Gene Cloning / Gene Duplication
Explanation:
what is the name of the microscopic filtering units inside the kidney?
Nephrons are little filtering organs that help the kidneys eliminate urea from the blood. A ball made of tiny blood capillaries called a glomerulus and a tiny tube known as a renal tubule make up each nephron.
Where are the kidneys hurting?You have discomfort in the region where your kidneys are located: On either side of your spine, directly below your ribs, close to the centre of your back. The urinary tract contains your kidneys.
How can you tell if there is a problem with your kidneys?It may indicate kidney illness if you feel the need to urinate more frequently, especially at night. The need to urinate may become more intense when the kidney filters are compromised.
To know more about Kidney visit:
https://brainly.com/question/3645671
#SPJ4
a 5% urea solution is hypotonic to a 10% urea solution.truefalse
It is TRUE that 5% urea solution is hypotonic to it due to the fact that 10% urea solution is more concentrated.
Urea molecules, a solute, are present in lower concentrations per unit volume in a hypotonic solution than in a normotonic solution. Water molecules will try to move from the hypotonic solution, which has a lower solute concentration, to the hypertonic solution, which has a higher solute concentration, in an effort to balance the solute concentration on both sides of the membrane when a semipermeable membrane separates two solutions with different solute concentrations.
Because the 10% urea solution contains more urea molecules than the 5% urea solution in this situation, it is more hypertonic than the 5% urea solution. To balance the concentration of urea molecules on both sides of the membrane, water molecules would have a tendency to flow from the 10% hypertonic solution into the 5% hypotonic solution.
To know more about hypertonic solution
brainly.com/question/29309024
#SPJ4
What is the role of mitochondria in red blood cells?
The body's process of producing new blood cells, known as hematopoiesis, is aided by mitochondria, which are typically known for their involvement in the creation of energy in cells.
Recent study from Northwestern Medicine published in Nature Cell Biology has demonstrated this. Both mitochondria and nuclei are absent from the red blood cells (erythrocytes) of mammals. As there are no mitochondria, oxygen is not used by the RBC and is instead transferred directly to the places that need it.
Moreover, RBC lacks other organelles such the Golgi apparatus and endoplasmic reticulum. Mature red blood cells are unable to produce energy through the Krebs cycle (oxidative) because they lack nuclei and mitochondria. Erythrocytes instead rely on the Embden-Meyerhof pathway's anaerobic glucose conversion to produce and store high-energy phosphates.
Learn more about mitochondria Visit: brainly.com/question/869305
#SPJ4
pacinian corpuscles are sensory receptors that respond to
Pacinian corpuscles are rapidly-adapting, deep receptors that respond to deep pressure and high-frequency vibration.
What is the function of corpuscles?Meissner corpuscles consist of a cutaneous nerve ending responsible for transmitting the sensations of fine, discriminative touch and vibration. Meissner corpuscles are most sensitive to low-frequency vibrations between 10 to 50 Hertz and can respond to skin indentations of less than 10 micrometers.
What color are corpuscles?It is to the aggregation of the red corpuscles that the blood owes its red hue, although when examined by transmitted light their color appears to be only a faint reddish yellow. The corpuscles vary slightly in size even in the same drop of blood, but the average diameter is about 7.5μ, and the thickness about 2μ.
To know more about corpuscles visit
https://brainly.com/question/29515487
#SPJ4
A shielded nucleus will absorb ______ from a deshielded nucleus and will have a ______ chemical shift.
A shielded nucleus will absorb upfield from a deshielded nucleus and will have a lower chemical shift.
What in NMR is shielded or deshielded?
When the electron density around the nucleus is high in NMR, the magnetic field that opposes the electrons is likewise increased, providing significant shielding. Deshielding occurs when the nucleus's surrounding electron density decreases, the magnetic field that is obstructing it weakens, and the nucleus begins to sense more of the external magnetic field.
Radiation shielding is the insertion of a protective shield between an ionizing radiation source and the object to be protected in order to lessen the potential harm to sensitive or biological components, particularly during transport.
To learn more about nucleus :
https://brainly.com/question/5223117
#SPJ1
the forelimbs of mice, bats, and whales all have a similar bone structure. this is an example of which type of evidence of shared ancestry?
The example of shared ancestry depicted by the forelimbs of mice, bats, and whales all having a similar bone structure is of: homologous structures.
Homologous structures are the those organs or body parts that exist in different species but have common structure. This indicates that these species evolved from a common ancestor. The homologous organs may adapt to different functions according to the species.
Ancestry is defined as the origin or the roots of different living organisms. If two or more species have a shared ancestry this means that they originated from a common ancestor. Thus, people having common ancestors have genetic relationships and thus have similar structures.
To know more about homologous structures, here
brainly.com/question/24874991
#SPJ4
transmembrane proteins move ions or molecules across a membrane against their concentration gradient is definition from ?
Active transport is the pumping through a membrane against a concentration gradient of molecules or ions. It needs energy and a combination of transmembrane proteins known as a transporter.
There are two types of active transport mechanisms. Primary active transport directly moves molecules across a membrane against their gradient using a source of chemical energy, such as ATP. On the other hand, secondary active transport, also known as cotransport, leverages the electrochemical gradient created by active transport as a source of energy to move molecules against their gradient, negating the need for a chemical energy source like ATP. The transport procedure is regarded as an example of primary active transport because it utilizes ATP as an energy source.
To learn more about the membrane follow the link: https://brainly.com/question/26872631
#SPJ4
What is the difference between leading strand and lagging strand synthesis? Which strand requires just one primer? Which strand requires multiple primers? Are the primers RNA or DNA?
Leading and lagging strand synthesis are two processes that occur during DNA replication. The leading strand is the strand that is synthesized continuously in the 5' to 3' direction, while the lagging strand is the strand that is synthesized discontinuously in the 5' to 3' direction, forming short Okazaki fragments.
The leading strand requires just one primer, which is usually synthesized by the enzyme primase. This primer is made of RNA, and it provides the 3' end for DNA polymerase to start synthesizing the new strand.
The lagging strand, on the other hand, requires multiple primers because DNA polymerase can only add nucleotides in the 5' to 3' direction. As the replication fork opens, new primers are required to initiate the synthesis of each Okazaki fragment.
Both primers on the leading and lagging strands are made of RNA, not DNA. The primers are complementary to the DNA template strand and provide a free 3' OH group for DNA polymerase to extend the new strand. Once the RNA primers are laid down, they are eventually replaced by DNA nucleotides through the process of DNA synthesis.
To learn more about Okazaki fragment
https://brainly.com/question/29428237
#SPJ4
what is the process by which the coded dna information for making a protein is copied into rna?
The process by which the coded DNA information for making a protein is copied into RNA is called transcription.
What do you understand by the term transcription?The process of copying a segment of DNA in RNA is called as the transcription. Segments of DNA transcribed into RNA molecules that can encode proteins are said to produce messenger RNA and other segments of DNA are copied into RNA molecules called non-coding RNAs. mRNA comprises of only 1–3% of total RNA samples.
Process by which DNA is copied to RNA is called transcription, whereas by which RNA is used to produce proteins is called translation.
To know more about transcription, refer
https://brainly.com/question/25763301
#SPJ4
A measure of the strength of the relationship between individual differences in a given trait and individual genetic differences is called the?Heritability Coefficient
The heritability coefficient is a measure measuring the strength of the link between individual genetic variants and personality factors in a particular trait.
When determining how much of an individual's variation in a trait may be attributable to genetic variances, the term "heritability" is employed. Pay attention to how it sounds. The percentage of variance in any population trait that may be attributable to heritable gene factors (HAYR-ih-tuh-BIH-lih-tee). Estimates of heritability are frequently given in percentages and range between 0 to 1. Genetic variation divided by total phenotypic variance represents heritability, the relative contribution of genetic effects to trait variation. Character is a heritable trait that differs from person to person. The correlation coefficient gauges how strongly a variables (Y) and an independent variable (X).
Learn more about heritability
https://brainly.com/question/29116728
#SPJ4
The volume of blood that leaves the _____________ must be close to the volume that returns.
capillary
pressure
hydrostatic pressure
arteriolar
plasma proteins
colloidal osmotic pressure
venular
The amount of blood that exits the capillary and the amount that returns must be comparable. Option a)
What is arteriolar blood flow?Red blood cells, also known as arteries, carry oxygen and vitamins from the heart to the tissues of your body. The oxygen-poor blood is returned to the heart through the veins (blue). The primary artery that exits the heart, the aorta, that's where arteries are created. They transport oxygen-rich blood from the blood to all the tissues in the body.
What are arterioles used for?As the primary location of total peripheral resistance, arterioles play a role in maintaining the average arterial pressure for tissue perfusion. They also contribute significantly to the regulation of blood circulation in an organ- or tissue-specific way by altering the diameter.
To know more about Arteriolar visit:
brainly.com/question/14930081
#SPJ4
mention all of the body planes and sections
There are three primary planes and several corresponding sections used to describe the human body's anatomical positions Sagittal plane, Midsagittal, Parasagittal section, Frontal section, and Transverse plane.
Sagittal plane: This plane runs longitudinally from front to back, dividing the body into left and right halves. The corresponding sections include:
Midsagittal (or median) section: The plane that divides the body into equal left and right halves.
Parasagittal section: Any plane that runs parallel to the midsagittal plane, but not through the midline.
Frontal (or coronal) plane: This plane runs longitudinally from side to side, dividing the body into front and back portions. The corresponding sections include:
Frontal section: Any plane that runs perpendicular to the sagittal plane and divides the body into front and back portions.
Transverse (or horizontal) plane: This plane runs horizontally, dividing the body into top and bottom portions. The corresponding section is called the transverse section, or cross-section.
To learn more about the human body
https://brainly.com/question/11738302
#SPJ4
If the sperm cell of an organism contains 14 chromosomes, how many chromosomes are in an autosomal cell of this organism.
If a sperm cell of an organism contains 14 chromosomes, the number of chromosomes in an autosomal cell of this organism is 28.
How so many clones would a 14-chromosome cell produce?Mitosis is a kind of cell division that produces two daughter cells with the same number of chromosomes as the parent cell.The two daughter cells will have 14 chromosome each if the mother cell had 14 chromosomes.
How many chromosome 14 copies are there?Humans typically have two copies of their 46 chromosomes, which are split into 23 pairs.One of the pairings is made up of two copies of chromosomes 14, one from each parent.
To know more about chromosomes visit:
https://brainly.com/question/1596925
#SPJ4
mitosis, followed by cytokinesis, results in the formation of two genetically identical daughter cells. this is because
Mitosis, followed by cytokinesis, results in the formation of two genetically identical daughter cells because: all the genetic material is duplicated then segregated equally to the daughter cells.
Do all of the daughter cells share the same genetic makeup?Daughter cells that really are genetically similar to their parent cells are created during mitosis.The cell divides its copied chromosomes evenly to ensure that each cell has a full set before copying, or "replicating," its chromosomes.
Which stage of mitosis ensures that the genetic material of daughter cells is distributed equally?However, the duplicated chromosomes must be properly arranged before being divided and equally distributed to the two daughters during mitosis, and this process starts in the S phase.
To know more about daughter cells visit:
https://brainly.com/question/14550123
#SPJ4
What are the three components of nature notes
Answer:
The three components of nature are in the following -
lithosphere, atmosphere, and hydrosphere.
Explanation:
What are components of nature?
Components are elements that make up the environment.
Are the components of nature important?
Yes the components of nature is important reason being everything we see, touch, eat and hear all of that comes from nature.
So, thus components of nature are things that make up the environment and their very important to have and keep.
Which stage is NOT associated with hemimetabolous metamorphosis a) Nymph b) Pupae c) Egg d) Naiad
Pupae is the stage that is not connected to hemi-metabolous transformation.
What types of organisms are Hemimetabola?There is no pupal stage. The nymphs, sometimes known as naiads, gradually change into adults. Many insects, including grasshoppers, praying mantises, mayflies, damselflies, and others, are hemimetabolous. In this location, the nymphs eventually grow adult mouthparts, legs, antennae, and appendages.
Nymphs are they hemimetabolous?The nymphal stage of hemimetabolous insects is similar to the adult stage, with the exception that the final moult is when wings and genitalia are gained. In holometaboly, or complete metamorphosis, the larval stages can take on a very different shape from the adult.
To know more about Pupae visit:-
https://brainly.com/question/10168006
#SPJ4
The mushroom poison muscarine can bind to receptors on ________. A) all effector cells stimulated by postganglionic cholinergic fibers B) the hormone producing cells of the adrenal medulla C) cell bodies and dendrites of parasympathetic postganglionic neurons D) cell bodies and dendrites of sympathetic postganglionic neurons
All effector cells triggered by postganglionic acetylcholine fibers have receptors that the deadly mushroom toxin muscarine can attach to.
The answer to the question is A.
What are cells called?The majority of all living organisms are made up of cells. The human body is made up of trillions of cells. They not only absorb nutrients from food and turn those carbohydrates into energy, but also give the body frame and carry out certain functions.
What are cell's fundamentals?A cell is a collection of cytoplasm that has a cell membrane surrounding it on the outside. All living things are made up of cells, which are the lowest structural components of living matter and therefore are typically microscopic in size. The majority of cells have a or more nuclei as well as other organelles that perform a range of functions.
To know more about cells visit:
https://brainly.com/question/3142913
#SPJ4
in the sense of alternation of generations, how many generations are included in a mature pine seed?
a. two generations of tissues
b. three generations of tissues
c. one generations of tissues
In the sense of alternation of generations, two generations of tissues are included in a mature pine seed. Therefore, the correct option is A.
What is alternation of generation?Alternation of generations is a type of life cycle that is characteristic of many plants and some algae, where the organism alternates between two distinct multicellular generations: a haploid (n) gametophyte generation and a diploid (2n) sporophyte generation.
In the life cycle of pines, the sporophyte generation produces cones that contain haploid spores. The male gametophytes produce sperm, while the female gametophytes produce eggs. Fertilization between the sperm and egg results in the formation of a diploid zygote, which develops into the sporophyte generation.
In the sense of alternation of generations, a mature pine seed contains tissues from both the sporophyte and gametophyte generations. Therefore, the correct option is A.
Learn more about alternation of generation, here:
https://brainly.com/question/641131
#SPJ1
When we pop a synovial bubble, the bubble is filled with nitrogen gas where does this nitrogen gas come from
Answer:
Nitrogen gas in joints
Escaping gases: Scientists explain that synovial fluid present in your joints acts as a lubricant. The fluid contains the gases oxygen, nitrogen, and carbon dioxide. When you pop or crack a joint, you stretch the joint capsule. Gas is rapidly released, which forms bubbles.
what is the moveable end of the muscle
Insertion is the moveable end of the muscle that attaches to the bone being pulled.
Any muscle generally has two ends- one moveable and the other fixed. The fixed end is attached to a stabilized bone and is called origin, while the free end, which is moveable, is attached to the bone being pulled. The free and moveable end is, therefore, called the insertion.
There are generally three types of muscles- skeletal, smooth, and cardiac muscles. The muscles responsible for any movement in the body are the skeletal muscles. This is why they are also called the voluntary muscles. each muscle joins the bones at various points through tendons.
Other than skeletal muscles, smooth muscles are responsible for regulating involuntary functions. The cardiac muscles are only found in heart and regulate its movements.
To know more about muscles, refer:
https://brainly.com/question/9395305
#SPJ4
A gaseous decay product of uranium that is found in rocks (A) Radon (B) Mercury (C) Lead (D) Copper (E)Iron
A gaseous decay product that is found in rocks is Radon. Option A.
About RadonRadon is a radioactive gas that is produced by the decay of uranium in rocks and soil. It is a colorless and odorless gas that can accumulate in buildings, especially in areas with poor ventilation.
Radon exposure has been linked to lung cancer, and it is estimated to be responsible for thousands of deaths each year.
Testing for radon levels in homes and taking measures to reduce exposure can help prevent health risks associated with this gas.
More on radon can be found here: https://brainly.com/question/20527349
#SPJ1
What are the 7 major body cavities?
Answer:
Terms in this set (7)
dorsal cavity. body cavity that houses the skull, brain, and spinal cavity.
ventral cavity. this body cavity is divided into three parts; the thorax, abdomen, and pelvis.
thoracic cavity. body cavity that contains the heart and lungs.
abdominal cavity.
pelvic cavity.
abdominopelvic cavity.
body cavity.
The struggle among producers for the dollars of consumers; the rivalry among sellers to attract customers while lowering costs.
Producers competing with one another for customer cash Profit Motive is the competition between vendors to draw clients while cutting expenses.
What effects do a strong dollar and a weak dollar have on exports and imports, respectively?While a strong home currency hinders exports and raises the cost of imports, a weak domestic currency encourages exports and lowers the cost of imports. By directly affecting input prices like materials and labor, higher inflation can also negatively affect exports.
What is rivalry between competitors?The level of rivalry between existing businesses is a measure of that level of competitiveness. Competitors may reduce prices, spend more on advertising, or invest in service/product innovation and improvements if there is fierce competition, which can reduce profitability.
To know more about customer visit:-
https://brainly.com/question/10232687
#SPJ4