To engulf a bacterium, a white blood cell
would use
a. facilitated diffusion
b. osmosis
c. phagocytosis
d. exocytosis
e. sodium-potassium pumps
C
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Ecology
A. is primarily involved with studies of individual organisms. B. is the study of biomes and climate. C. works for the good of the environment. D. is the study of plant and animal interactions. E. is the study of interactions between organisms and their environment.
The blood pressure in the brachial artery-the major artery in your upper arm-is at its lowest during
A. the diastolic period. B. exercise. C. ventricular contraction. D. the systolic period. E. the time the aorta is maximally stretched.
All of the following terms can be used to describe hyphae except:
A) aerial and reproductive. B) septate and aseptate. C) sexual and asexual. D) vegetative.
Which of the following is not true for both male and female gametogenesis?
A. Gametes develop in the gonads. B. Germ cells multiply by mitosis. C. Primary cells (spermatocytes and oocytes) are diploid. D. Gametes are formed by meiosis. E. One primary cell produces one mature gamete.