The nucleolar organizer is a part of a specific chromosome that directs the synthesis of

A. heterogeneous nuclear RNA (hnRNA).
B. ribosomal RNA (rRNA).
C. transfer RNA (tRNA).
D. messenger RNA (mRNA).


Answer: B

Biology & Microbiology

You might also like to view...

Answer the question using the accompanying figure. Of the fragments labeled A-D, which is closest to the positive

electrode?

a. A b. B c. C d. D e. it is impossible to tell

Biology & Microbiology

The main evolutionary advantage of sexual over asexual reproduction is that it produces _____

a. more offspring per individual. b. more variation among offspring. c. identical offspring. d. offspring in a method that requires less energy from the parents. e. more specialized offspring.

Biology & Microbiology

Small plants and animals rely on __________ of

material through their body. Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

An herbivore is indicated by

a. A. b. B. c. C. d. D. e. E.

Biology & Microbiology