Refer to Figure 47-1. The crown of the tooth is made up of the parts labeled:a
1 only
b. 1 and 2 only
c. 2 and 3 only
d. 1, 2, and 3 only
e. 1, 2, 3, and 4 only
D
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In the creation of a DNA profile, _____ are typically used
a. minisatellites b. short tandem repeats c. introns d. exons e. plasmids
A urine sample from a 26-year-old woman is examined, and an organism is observed that displays "jerky" motility. This organism is classified as a(n):
a. amebae. b. coccidia. c. flagellate. d. ciliate.
The force that pushes plant cells tightly against the cell wall and helps support softer tissues against the
force of gravity is
a. turgor pressure. b. isotonic pressure. c. diffusion pressure. d. concentration pressure. e. plasmolysis pressure.
The portion of the nervous system that is responsible for increasing heart rate, as well as increasing
movement of the intestines, is the
a. autonomic nervous system. b. sympathetic division. c. parasympathetic division. d. somatic nervous system. e. interaction between the somatic and autonomic nervous system.