A human X-linked recessive gene may be
a. found on the Y chromosome.
b. passed to daughters from their fathers.
c. passed to sons from their mothers.
d. expressed more commonly among females.
e. both passed to daughters from their fathers and passed to sons from their mothers.
E
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What is MRSA?
a. a new type of antibiotic b. a strain of bacterium that is antibiotic resistant c. an acronym for the symptoms caused by an antibiotic-resistant bacterium d. a recently developed antibiotic that targets particular bacterial strains
____ allow(s) land animals to exchange gases with air across a moist surface
a. Gills b. Moist skin c. A digestive system d. Lungs e. Nasal passages
Which of the following is most characteristic of desert animals?
a. They tend to be quite large in size. b. They estivate during the rainy season. c. They mostly only come out at night. d. They do not include mammals except for rodents. e. They do not include insects.
A compound similar to auxin, 2,4,5-trichlorophenoxyacetic acid (2,4,5-T), has been used
A. as a fertilizer for corn and wheat. B. an herbicide for killing woody seedlings and dicot weeds. C. to detoxify the dangerous poison dioxin. D. as a spray to promote flowering of pineapple. E. as an organic substitute for chlorine bleach.