Variation arises in asexually reproducing populations by ________
a. mutation
b. all of the choices
c. natural selection
d. recombination
a
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Some bacteria have been found to have much higher rates of mutation than other members of their population; they are termed "mutators." What do you think is the most likely reason for their higher rates of mutation?
A. They have much smaller genomes than regular bacteria. B. They are incapable of bacterial transformation. C. Their DNA polymerase has compromised 3’ to 5’ exonuclease function. D. Their DNA polymerase has compromised 5’ to 3’ polymerase function. E. All choices are equally likely to lead to higher rates of mutation.
To identify genes that are actively expressed, researchers isolate
A) DNA. B) protein. C) mRNA. D) amino acids.
In what field of study would scientists predict a protein's three-dimensional shape and how DNA mutations would affect protein function?
A. proteomics B. bioinformatics C. genomics D. All of the answer choices.
Members of the Adenoviridae cause __________.
A. the common cold B. hepatitis C. influenza D. cold sores E. smallpox