The subatomic particle(s) with a negative
charge is(are)
a. the neutron.
b. the proton.
c. the electron.
d. both the neutron and proton.
e. both the proton and electron
C
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Which of the following is NOT a known characteristic of any dinosaurs?
a. bright coloration b. bipedal posture c. feathers d. gills for breathing underwater e. posture with heads upright and tails off the ground
Through initial observation, research led by Naud and Hanlon showed that the main adaptation in behavior, that increases reproductive success of a male in the cuttlefish Sepia apama, is
A. None of the answer choices is correct. B. to change color and mimic another female, because the females are solitary and do not allow any males near them. C. an altruistic trade, in which females allow a large male to mate with them in exchange for protection from predators during the vulnerable gestation period. D. guarding the females from subsequent mating attempts by other males. E. the use of the male's arms to sort and mix the eggs and sperm, to ensure successful fertilization before he leaves the female.
The maximum volume of air that can be inspired following a resting expiration is called
A) functional residual capacity. B) vital capacity. C) inspiratory capacity. D) inspiratory reserve volume. E) tidal volume.
The building blocks of proteins are called _______.
A. nucleotides B. amino acids C. fatty acids D. DNA and RNA