The ____ of flagellated protozoans are analogous to the ____ of prokaryotes
a. cytoskeleton; flagellum
b. endoplasmic reticulum; ribosome
c. fimbriae; Golgi body
d. pellicle; cell wall
e. cytoskeleton; plastid
ANSWER: d
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Movement of molecules down a concentration gradient is an example of
A. active transport. B. kinetic energy. C. potential energy. D. oxidation. E. reduction.
Which of the following occurs with alcohol
induced cirrhosis of the liver?
a. the production of albumin, important for solute balance, stops b. toxins accumulate in the brain c. blood flow is restricted d. a 50% chance of death within 10 years of onset e. all of these occur with alcohol induced cirrhosis of the liver
The primate fossil named Lucy was
a. a dryopith. b. an australopith. c. a cercopith. d. a prosimian. e. none of these.
Signs and symptoms of smallpox generally appear within ___ days following exposure.
A) 2 to 5 B) 7 to 9 C) 10 to 12 D) 14 to 16