Which of the following is true of a nanometer?
A) A nanometer is about the size of a common bacterial cell.
B) A nanometer is one millionth of a meter.
C) A nanometer is equivalent to 10 Angstroms (Å).
D) The nanometer is the most common measurement used in measuring whole cells.
E) none of the above
C) A nanometer is equivalent to 10 Angstroms (Å).
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When fossils were first discovered, some scientists suggested they were the remains of extinct organisms. This idea
conflicted with the views of natural theologians who____.
a. believed that body plans were perfect b. did not believe in the stratification of rocks c. did not believe extinctions ever occurred d. believed fossils in the uppermost layers were those of living organisms e. believedfossils in each different rock layer were similar to one another
The ovarian cycle includes the ____ phases
a. luteal and secretory b. menstrual and proliferative c. follicular and luteal d. follicular and proliferative e. proliferative and secretory
Fusion would be used to fuse hydrogen atoms to form
a. carbon. b. oxygen. c. nitrogen. d. helium. e. phosphorus.
Which of the following types of lipids do not promote cardiovascular disease?
Select one: a. cholesterol b. trans saturated fatty acids c. saturated fatty acids d. unsaturated fatty acids e. animal fats