Which of the following is NOT a function of some

leukocytes?
a. engulf and destroy damaged or dead cells
b. engulf anything recognized as “nonself”
c. call up specific immune responses
d. carry out specific immune responses
e. secrete substances that initiate blood clotting


Answer: e

Biology & Microbiology

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a. woven through collagen b. in muscle fibroblasts c. in cartilage lacunae d. within blood plasma

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Decompression sickness is caused by:

a. dissolved gases coming out of solution and forming gas bubbles. b. the concentration of hemoglobin dropping markedly. c. chloride ions precipitating from solution. d. the pH of the blood rising too rapidly. e. carbonic anhydrase being inhibited.

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What are the two general types of membrane proteins?

What will be an ideal response?

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It is a simple matter (i.e., thermodynamically favorable) for a vesicle to form from the endoplasmic reticulum.

a. true b. false

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