The organism in the tropics that replaces limpets in the supralittoral fringe is
a. turtle grass.
b. nerites.
c. the hermit crab.
d. knobby periwinkle.
e. the coconut crab.
B
Biology & Microbiology
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RNA transcription takes place in the
A) mitochondria B) cytoplasm C) endoplasmic reticulum D) nucleus
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What’s the role of oxygen in cellular respiration?
What will be an ideal response?
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Some bacteria are resistant to erythromycin as a result of mutation of their ribosomal RNA. What type of resistance does this represent?
A. alteration of the target of the drug B. inactivation of the drug C. change in the permeability of the drug D. overproduction of an enzyme in a key metabolic pathway E. removal of the drug via a pump
Biology & Microbiology
A cell is often called the _____ of life.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology