Proteins are synthesized on structures called

A. chromosomes.
B. ribosomes.
C. mesosomes.
D. lysosomes.


Answer: B

Biology & Microbiology

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Of the 400 living species of nonhuman primates, __________ are critically endangered

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Which of the following organisms employs a

contractile ring during cell division?

a. bears b. humans c. roses d. pigs e. more than one of these

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Which of the following contain cytoplasmic organelles?

a. Archaea b. Mercaria c. Eukarya d. Bacteria

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Which of the following would test positive for the tuberculin response?

A) someone who has previously had tuberculosis B) someone who has been immunized with the tuberculosis vaccine C) someone who has previously been injected subcutaneously with tuberculin D) someone who has been immunized with the tuberculosis vaccine or has previously had tuberculosis E) someone who has been immunized with the tuberculosis vaccine or previously been injected subcutaneously with tuberculin

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