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Vedmedyk [2.9K]
4 years ago
14

Modern sea star larva resemble some primitive vertebrae larvae. This similarity may suggest that primitive? vertebrates a. share

a common ancestor with sea stars b evolved from sea stars c evolved before sea stars d belong to the same species as sea stars
Biology
2 answers:
S_A_V [24]4 years ago
8 0
The similarity between the sea star larva of modern times and some primitive vertebrae larvae suggests that they <span>share a common ancestor with sea stars</span>
erma4kov [3.2K]4 years ago
5 0

The correct answer to your question is

A. share common ancestors with sea stars.

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B. A chemical reaction transforms thermal energy into chemical energy

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3 years ago
What do the following areas of scientific understanding have in common? the understanding of the structure of the Solar System t
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The correct option is C.
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6 0
4 years ago
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Which of the following is a biotic factor that limits the carrying capacity of animal species?
Lelu [443]
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8 0
3 years ago
You are the first responder to a scene that may contain hazardous substances. what should you do first?
andrew11 [14]
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8 0
3 years ago
Imagine you are a geneticist interested in studying a newly discovered species of very colorful birds. You have found that a sin
kolbaska11 [484]

The frequency <em>p</em> of the yellow (A) allele is  <em>p</em>= 0.3

The frequency <em>q</em> of the blue (a) allele is  <em>q= </em><em>0.7</em>

Hardy–Weinberg equilibrium,  states that allele and genotype frequencies in a population will remain constant from generation to generation. Equilibrium is reached in the absence of selection, mutation, genetic drift and other forces and allele frequencies p and q are constant between generations. In the simplest case of a single locus with two alleles denoted A and a with frequencies f(A) = p and f(a) = q, the expected genotype frequencies under random mating are f(AA) = p² for the AA homozygotes, f(aa) = q² for the aa homozygotes, and f(Aa) = 2pq for the heterozygotes.  

p²+2*p*q+q²= 1       p+q= 1     q= 1-p

yellow (p²)= 9%= 0.09               p= √0.09= 0.3

green (2*p*q)= 42%= 0.42        

blue (q²)=49%= 0.49                q=1-0.3= 0.7 <em>or</em> q= √0.49= 0.7


4 0
3 years ago
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