Rifamicin
A) inhibits RNA synthesis
B) inhibits nucleic acid synthesis
C) disrupts cell membrane function
D) acts as an antimetabolite
Ans: A) inhibits RNA synthesis
Biology & Microbiology
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Until the mid-1940s, many scientists considered proteins to be the likely candidates for the genetic material. Why?
What will be an ideal response?
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In addition to the nucleus of a plant cell, a gene gun can be aimed at ________
A) a Golgi body B) mitochondria C) a nucleolus D) a chloroplast E) a cell membrane
Biology & Microbiology
Mucous membranes are a part of:
a. cell-mediated immunity. b. innate defense. c. humoral immunity. d. adaptive defense. e. the complement system.
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