If fertilization occurs in seed plants, a seed will develop from the ____
a. gametophyte
b. ovary
c. ovule
d. pollen grain
e. zygote
ANSWER: c
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If one phosphate is removed from ATP, the remaining molecule would be _____________
a. adenosine triphosphate b. adenosine diphosphate c. adenosine monophosphate
Endothermic animals
a. use up more energy than ectotherms. b. have more stamina than ectotherms. c. have a higher metabolic rate than ectotherms. d. may have layers of fat to reduce heat loss. e. fit all of these descriptions.
Selective toxicity should be avoided when developing a new antimicrobial drug.
Answer the following statement true (T) or false (F)
A research laboratory is attempting to collect the content of human red blood cells. The type of solution researchers should use to cause blood cells to lyse (burst) would be
A. isosmotic. B. osmotic. C. hypoosmotic. D. hyperosmotic.