The polypeptide-making organelles, which consist of protein combined with RNA, are called

A. centrosomes.
B. Golgi bodies.
C. mitochondria.
D. ribosomes.
E. lysosomes.


Answer: D

Biology & Microbiology

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_____________________ is defined as the interaction of two or more gene variants to produce a certain phenotype

Fill in the blank(s) with correct word

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The rapid expansion of angiosperms late in the

Mesozoic era appears to be related to their coevolution with a. dinosaurs. b. gymnosperms. c. insects. d. mammals. e. birds.

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DNA polymerase can only elongate a piece of DNA or RNA

a. true b. false

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High levels of fecal contamination indicate the presence of only fecal bacteria (such as coliforms).

A) True B) False

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