Assume that there are five alligators per acre in a swamp in northern Florida. This is a measure of the alligator population's
A) dispersion.
B) intrinsic rate of increase.
C) range.
D) density.
Answer: D
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Lysosomes are bags of digestive enzymes found in prokaryotic cells
Indicate whether this statement is true or false.
Osmoreceptors help the body deal with dehydration in part by stimulating release of
a. atrial natriuretic factor. b. renin. c. aldosterone. d. antidiuretic hormone. e. angiotensin.
How can sampling error be reduced?
A) by increasing the sample size B) by performing statistical tests on experimental data C) by performing double-blind experiments D) by monitoring changes in the experimental and control groups
Microorganisms that catabolize sugars into ethanol and hydrogen gas would most likely be categorized as
A) aerobic respirers. B) anaerobic respirers. C) heterolactic fermenters. D) homolactic fermenters. E) alcohol fermenters.