Missense mutations are a type of frameshift mutation.
a. true
b. false
Ans: b. false
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Some antibiotics inhibit protein synthesis by disruption of translation through interactions with the
A) ribosome. B) protein. C) DNA. D) chromosome.
It is estimated that there are a total of 50-100 trillion cells in a human body. Starting from a fertilized egg, how many cell divisions would be required to produce 50 trillion cells, assuming that every cell divides in every cycle?
A. 455 divisions B. 45.5 divisions C. 50-100 divisions D. one division per day for nine months
According to Ernst Mayr, a species consists of
individuals that are characterized by all of the following EXCEPT a. they are in one or more groups. b. they produce fertile offspring. c. they are reproductively isolated from other groups. d. they are similar in appearance. e. they interbreed.
Darwin's observations led to his proposal that evolution occurred due to ____
a. acquired characteristics b. climatic changes c. natural selection d. migration e. interaction of species