These sharply pointed teeth on the sides of the mouth tear food
A) incisors
B) canines
C) premolars
D) molars
B
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The nucleus of an atom contains
a. neutrons and protons. b. neutrons and electrons. c. protons and electrons. d. protons only. e. neutrons only.
Most of the body's energy reserves are stored as:
(a) fats (b) pepsin (c) glycogen (d) protein
Does ADP contain the capacity to provide energy for the cell?
A. No. ADP does not contain any bonds that can be broken to provide energy for the cell. B. Yes. ADP has the same capacity to provide energy for the cell as ATP. C. Yes. Cleaving the bond between the ribose sugar and the two phosphate groups can provide energy for the cell. D. Yes. Cleaving the bond between the terminal phosphate and the phosphate attached to the ribose sugar can provide energy for the cell.
You observe variation in the auditory signal that males use to attract females. Which of the following would be true if the signal is an accurate indicator of male quality?
a. The highest-quality males have the most common form of the signal. b. The highest-quality males have the most extreme form of the signal. c. Male quality is unrelated to signal variation. d. Only the highest-quality females prefer the highest-quality males. e. Females will use multiple signals to identify the highest-quality males.