Mutations that may confer no apparent selective advantage in a particular environment are referred toas:a
natural mutations.
b. equilibrium mutations.
c. selective variations.
d. variable mutations.
e. neutral variations.
E
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Genes are located on ________.
A. chromosomes B. mitosis C. the cytoplasm D. the centromere
Persons with heartburn may have problems with their
a. pyloric sphincter. b. bursa of Fabricius. c. cardiac sphincter. d. Peyer's patches. e. choane.
In his experiments, Griffith found that transformation occurs naturally in bacteria. Explain how Griffith found this out.
What will be an ideal response?
In an experiment, mice were fed glucose (C6H12O6) containing a small amount of radioactive oxygen. The mice were closely monitored, and after a few minutes radioactive oxygen atoms showed up in __________.
Fill in the blank(s) with the appropriate word(s).