Shrimps, crabs, and lobsters are examples of ____
a. cephalopods
b. gastropods
c. mollusks
d. arachnids
e. crustaceans
ANSWER: e
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Vascular plants hydrate photosynthetic cells using _________, whereas bryophytes do soVascular plants hydrate photosynthetic cells using _________, whereas bryophytes do so using _____________
A. surface water; soil water B. soil water; surface water C. xylem; phloem D. xylem; surface water
The primary purpose of the light-dependent reactions is to
a. provide electrons and energy for the light-independent reactions. b. generate O2 gas. c. make ADP in cyclic photophosphorylation. d. transfer electrons to the primary electron acceptors. e. produce sugars such as glucose.
Which statement is true about continuous variation? a. The fewer genes and the more exposure to the environment the more continuous variation
b. The fewer genes and the more exposure to the environment the less continuous variation. c. The more genes and the more exposure to the environment the less continuous variation. d. The more genes and the less exposure to the environment the more continuous variation. e. The more genes and the more exposure to the environment the more continuous variation.
Which of the following is an example of a condition due to a chromosome structural abnormality?
a. muscular dystrophy b. sickle cell anemia c. Down syndrome d. cri du chat