Nucleotides are the units of

A. ATP
B. DNA and RNA
C. Proteins
D. Histones
E. Carbohydrates


Ans: B. DNA and RNA

Biology & Microbiology

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hCG stimulates which structure to secrete estrogen and progesterone?

a. the zona pellucida b. the corona radiata c. the corpus luteum d. the ovum e. the placenta

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If angiogenesis were not to occur, a tumor would reach the size of a ________ and stop growing

A) period on a typewritten page (.) B) baseball C) grapefruit D) pea E) basketball

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A multicellular fungus is called a(n):

A. arthroconidium B. chlamydoconidium C. mould D. yeast

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You stain a cell with a dye that reacts with an enzyme found in the lysosome. You would also expect to see this dye in the

A. endoplasmic reticulum. B. mitochondria. C. nucleus. D. cytoplasm.

Biology & Microbiology