Which of the following statements about drug resistance is FALSE?
A) It may be carried on a plasmid.
B) It may be transferred from one bacterium to another during conjugation.
C) It may be due to enzymes that degrade some antibiotics.
D) It is found only in gram-negative bacteria.
E) It may be due to increased uptake of a drug.
D
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A type of symbiosis in which one member of the relationship benefits with no effect on the other is
A. parasitism. B. mutualism. C. commensalism. D. predation. E. intraspecific competition.
The letter C indicates a ____
a. primary producer b. primary consumer c. second-level consumer d. third-level consumer e. fourth-level consumer
As latitude increases, marine productivity ________
Fill in the blank(s) with correct word
A brown-eyed couple heterozygous for eye color are planning on having two children. What is the
probability that both children will have blue eyes, assuming brown eyes is dominant and blue eyes is recessive? a. 0 b. 1/32 c. 1/16 d. 1/4 e. 1/2