Which of the following is an accidental parasite of humans?
A. Ascaris lumbricoides
B. Acanthamoeba
C. Balantidium coli
D. Entamoeba histolytica
E. Plasmodium
Answer: B
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In C4 plants, the Calvin cycle is carried out in _________________; CO2 is captured and processed during the C4 cycle in ______________
A. the day; the night B. mesophyll cells; bundle-sheath cells C. bundle-sheath cells; mesophyll cells D. the night; the day
You observe that chimps use sticks to collect termites for food. Which of the following would indicate this the use of the stick is a learned behavior?
A. The chimp is the only member of his or her population that exhibits this behavior. B. The chimp prefers eating termites to other types of insects. C. Food is abundant in the chimp's environment. D. Chimpanzees raised in isolation do not use sticks.
The male gametophyte is also called an embryo sac. Indicate whether the statement is true or false
Cardiac output is defined as the volume of blood pumped by a(n) ________ each time it contracts
A) heart B) atrium C) atrioventricular valve D) ventricle