What muscle tissue is found in the walls of blood vessels and hollow organs?
a. skeletal only
b. smooth only
c. cardiac only
d. both skeletal and cardiac
e. both cardiac and smooth
ANSWER: b
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Use the following commercial to answer the question(s) below: A recent commercial advertised for a wristband that claimed to restore health and balance by taking advantage of natural frequencies of your biofield. It supports its claim by showing several people first struggling to balance without the wristband and then balancing fine with the wristband.Which of the following is a potential problem with the information presented?
A. There were no control groups presented. B. There was no indication that the results were repeated. C. There was a small sample size (only a few people presented). D. All of the above are potential problems with the information presented.
Enzymes speed up reactions by
a. lowering activation energy. b. adding some energy to the system. c. increasing activation energy. d. lowering activation energy and adding some energy to the system. e. doing all of these
The determination of the taxon to which an organism belongs is called ________.
A. classification B. identification C. taxonomy D. systematics
If no oxygen is available to a cell, then the net ATP production resulting from the metabolism of a single glucose molecule is
A) no ATP. B) 36 ATP molecules. C) 1 ATP molecule. D) 32 ATP molecules. E) 2 ATP molecules.