For over ________ years, dinosaurs dominated the face of the earth.

A. 1 million
B. 10 million
C. 150 million
D. 10 thousand
E. 50 million


Answer: C

Biology & Microbiology

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The invariant amino acids in each peptide motif bound by MHC proteins are called

A) anchor residues. B) MHC peptides. C) antigen-binding immunoglobulins. D) TCR peptides.

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Which of the following is a characteristic of the organism that causes malaria?

A) Unicellular B) Prokaryotic C) Multicellular D) Photosynthetic E) Viral

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__________ are multiple copies of a short DNA sequence that occur at a given locus.

Fill in the blank(s) with the appropriate word(s).

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The Hardy-Weinberg law is useful for

A. determining the extent to which a sexually reproducing population is evolving. B. predicting when genetic drift will occur in a sexually reproducing population. C. determining when speciation will occur. D. predicting when specific groups of organisms will become extinct. E. determining if a patient has a genetic disease.

Biology & Microbiology