The smallest and most numerous blood vessels are the ______.
a) veins
b) artery
c) capillaries
d) venules
e) arterioles
Ans: c) capillaries
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According to the data, the crickets at 25°C have greater oxygen consumption per gram of tissue than do the crickets at 10°C. This trend in oxygen consumption is the opposite of that in the mice. The difference in trends in oxygen consumption among crickets and mice is due to their
(A) relative size (B) mode of nutrition (C) mode of internal temperature regulation (D) mode of ATP production
Briefly describe the experiments conducted by Avery, McCarty, and MacLeod. What was the relevance of their research?
What will be an ideal response?
Most specialized immune cells are located in the
A) lymph nodes. B) hypothalamus. C) gall bladder. D) thyroid gland.
Fusion of the nuclei of a dikaryotic cell in club fungi ____.
A. results in one diploid spores. B. results in two haploid spores. C. results in one diploid zygote. D. produces the gills under the mushroom cap. E. results in the mushroom fruiting body.