HIV affects
a. the human reproductive system.
b. the human circulatory system.
c. the human respiratory system.
d. the human immune system.
e. the human digestive system
D
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Lateral roots arise from the ____
a. endodermis b. root cap c. quiescent center d. pericycle e. root hairs
Glucose is converted into glycogen primarily in the ____
a. brain b. blood c. pancreas d. spleen e. liver
What force leads to the evolution of a new species?
A. All answers are correct. B. prezygotic reproductive barriers C. postzygotic reproductive barriers D. compiled microevolution events E. large amount of genetic divergence
Which of the following events could cause a plant that normally grows in a sunny habitat to dramatically elongate its stem?
a) The plant was watered. b) The plant was exposed to a high level of far-red light. c) The plant was exposed to blue light. d) The plant was not exposed to far-red light.