In the Olestra potato chip experiment, the report published in the Journal of the American Medical Association in
January 1998 indicated that ____.
a. Olestra potato chips cause cramping
b. potato chips without Olestra cause cramping
c. there was no evidence that Olestra caused cramping
d. watching movies cause cramping
e. people should not eat potato chips
ANSWER: c
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If you have a molecule of table sugar, which consists of two six-carbon simple sugars hooked together, what is the maximum net ATP gain you could expect from aerobic cellular respiration?
A. 36 ATP B. 72 ATP C. 4 ATP D. 23 ATP
A drawback of all inactivated vaccines is that
A) they may mutate to a more virulent form. B) they are quickly cleared from the body, limiting antigen exposure. C) they are likely to cause disease in immunocompromised hosts. D) they may cause secondary transmission from the immunized person to another host. E) they require complex genetic engineering techniques to produce.
The goal of the streak plate technique is to
A) compare how the shape, color and margin differ in colonies from a pure culture. B) isolate a pure culture for study from a single colony. C) spread out a thick layer of bacteria and isolate the bacteria that outcompete the rest. D) compare all of the colonies on a plate with a mixed culture. E) visualize all of the colonies on a plate from a pure culture.
The fact that all living things are composed of the same types of molecules is an example of which type of evidence for evolution?