Oogenesis normally produces ____ gamete(s) from one germ cell.
A. one
B. two
C. three
D. four
A. one
Biology & Microbiology
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Which lineage(s) diverged before the turtle lineage?
a. mammalian d. mammalian and amphibian b. amphibian e. amphibian and lizard c. lizard
Biology & Microbiology
The order of amino acids is the ____ structure of proteins
a. primary b. secondary c. tertiary d. quaternary e. stereo
Biology & Microbiology
Which of the following issues constitute a threat(s) to estimating the heritability of the Galapagos Island finches?
A) bisidentified paternity B) conspecific nest parasitism C) shared environments D) maternal effects E) All of the above.
Biology & Microbiology
Normal cellular genes that can be mutated into cancer-causing genes are known as
A) oncogenes. B) growth factors. C) proto-oncogenes. D) viral proteins.
Biology & Microbiology