The genes of teosinte, a wild relative of corn, were used in crossbreeding with domestic corn in an
attempt to produce a ____ variety.
a. herbicide resistant
b. pest resistant
c. high lysine
d. perennial
e. higher yielding
D
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In the experiment involving bluegill sunfish and their choice of diet, when equal numbers of small,
medium, and large Daphnia are present,
a. the sunfish prefer small Daphnia. b. the sunfish prefer medium Daphnia. c. the sunfish prefer large Daphnia. d. the sunfish show no preference. e. sunfish do not consume Daphnia.
Snails are examples of
a. cephalopods. b. pseudopods c. monopods. d. gastropods. e. polypods
Which unicellular fungus is probably in most kitchens?
a. mold b. mushroom c. yeast d. rust e. dirt
Antibodies against streptolysin O, hyaluronidase, and DNase B are measured in the diagnosis of which disease?
A. Streptococcal pharyngitis B. Acute rheumatic fever C. Rheumatoid arthritis D. Systemic lupus erythematosus