Rapid communication throughout the body is accomplished through:
a. neurons
b. blood
c. hormones
d. muscles
e. neuroglia
a
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When oxygen is depleted, the citric acid cycle stops. Which of the following would you need to add to the system to restore activity? Indicate all that apply
A. glucose B. NAD+ C. NADH D. FAD E. acetyl-CoA
Which of the following is TRUE about energy
releasing chemical reactions?
a. they all require ATP to proceed. b. the activation energy required is greater than for energy requiring chemical reactions c. the reactants have more energy than the products d. the reactants have the same amount of energy as the products e. the reactants have less energy than the products
Humans produce sounds by controlling the vibration
of vocal cords as air passes through the a. pharynx. b. glottis. c. epiglottis. d. pleura. e. trachea.
On average, genetic drift will increase the frequency of a deleterious allele.
a. true b. false