Biology

What are Hox genes?-Hox genes regulate sex determination in mammals.-Hox genes regulate flower development.-Hox genes encode transcription factors that respond to steroids.-Hox genes encode transcription factors with a DNA-binding domain called a homeo box and regulate development of the vertebrate body plan- Hox genes are transcription factors that bind to specific DNA sequels called homeodomainsand regulate development of the vertebrate body plan.Hox genes are transcription factors that bind to specific DNA sequences calledhomeodomains.
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What is the goal of mitosis?1. to create two daughter cells that are identical to the parent cell2. for one daughter cell to create a new, identical daughter cell3. cell growth4. to split the cells chromosomes evenly between two daughter cells
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Why are healthy bodies of water important to our Earth as a system?
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Cells with half the usual number of chromosomes are calledA) DiploidB) PloidfulC) Half PloidD) Haploid
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if an organism's dna is made up of 30 cytosine, what percentage of its dna will be thymine
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What is not a property of water that helps make water essential for life on Earth?
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More than 2000 years ago, the Greek philosopher Aristotle classifiedorganisms into plants and animals,He placed all animals into 3 groups: land dwellers water dwellers air dwellersIn addition, he placed all plants in 3 different groups based on differences intheir stems:herbs shrubs treesWhat was the most likely reason that this system eventually changed?..A)Aristotle's method was too specific.B)Two thousand years ago, no one accepted classifying organisms into plants and animals.C)Many organisms were placed in groups to which they had no real relationship with the othermembers of the group.D)All organisms containing chlorophyll belonged in the same kingdom.
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Can someone please help me with this?
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that youSimplify the product of (3+ J7/3-17)found in the previous step.(3 + 7)(3-7)=
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Imagine that a DNA sequence of 5'-A-C-G-T-A-C-G-T-3'is altered to 5-A-C-G-A-C-G-T-3'. This could happena result of a(n)??
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brainliest someone help me plz
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Which two organelles are not found in an animal cell but are found in a plant cell?
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To enter or leave a cell substance must be through a - microtubulesb - Golgi apparatusc - the plasma membraned - the nucleus
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Classify the major structures of the nervoussystem
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7 points7C. The diagram below represents four different species of bacteria.Which statement is correct concerning the chances of survival for thesespecies if there is a change in the environment? *Species ASpecies BSpecies CSpecies DATIDNeither species B nor species D will survive because they compete for the sameresourcesSpecies A has the best chance of survival because it has the most genetic diversitySpecies C has the best chance of survival because it has no gene mutationsNone of the species will survive because bacteria reproduce asexually
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what is the definition of natrual asexul reprduction?
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What do all vectors and scalars have?A. velocityB. orientationC. directionD. magnitude
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Which of the following is correct?A) Protists live in wet environments.B) Protists are all heterotrophs.C) Protists are all autotrophsD) Protists are all multicellular.
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(50 Points)Drag the tiles to the correct boxes to complete the pairsMatch the nitrogenous base of DNA with its complement See below
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What is the main difference inthe movement of moleculesduring simple diffusion andfacilitated diffusion?A. Simple diffusion moves largemolecules.B. Facilitated diffusion requires energy.C. Facilitated diffusion uses proteinchannels.
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The carrying capacity of a biological species in an environment is the maximum population size of the species that theenvironment can sustain indefinitely, given the food, habitat, water, and other necessities available in theenvironment. A stable population will bethe carrying capacityA)at; nearB)far above; far belowC) far above; overshootD)far below; the same as
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The introduction of Caulerpa, also known as killer algae, into California was ultimately the result of _______.a.hull foulingb.the aquarium trade in exotic, nonnative aquatic speciesc.intentional released.an algae farming company
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What is an example of a mutation that is beneficial? *A. A mutation that deletes part of the DNA, causing an organism to lose its arm.B. A mutation that allows humans to digest milk and the nutrients in the milkC. A mutation that ends up doing nothing to the organismwhich one ^
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What are three methods scientists use to study past climate conditions?PLEASE HELP ME GDSJFD
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