The evolutionary history of a species is called:
a. taxonomy
b. phylogeny
c. genetics
Ans: b. phylogeny
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How could you determine the distance between two genes using experimental mating?
a. by looking for the incidence of mutations b. by looking for the frequency of crossing over between the genes c. by looking for the amount of non-disjunction in the cell
Carnivores must be at or above which trophic level? Explain why
What will be an ideal response?
For a lady bug population at the beginning of summer, the food supply and habitat are almost limitless. If there are 1,000 lady bugs in a one-acre field, the per capita rate of increase is 25%, and no immigration or emigration occurs, how many individuals will be added in the next generation? Discern whether G = rN(K – N)/K or G = rN applies appropriately.
A. 1,250 B. 1,000 C. 250 D. 0 E. 125
mRNA processing
A) is the degradation of old RNA. b) occurs after transcription. c) occurs at the ribosomes. d) converts introns into primary RNA. e) removes exons from mature RNA.