Which of the following diseases is caused by a spirochete?
a. syphilus
b. chlamydia
c. strep throat
d. botulism
Ans: a. syphilus
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Among humans, you can observe that there is variability in shape (size), skin color, and other traits. The variety in a small population results from in either sexual reproduction or meiosis.
A. random fertilization B. crossing over C. independent assortment D. All of the answer choices are correct.
In general, communities that characterize a biome are
arrays of species that are adapted to a. specific temperatures. b. patterns of rainfall. c. soil type. d. each other. e. all of these.
You observe that a neuron treated with a metabolic inhibitor which prevents ATP generation still can generate action potentials even when the cell has little ATP, but the neuron eventually loses the ability to generate action potentials
What does this tell you about the direct mechanism for regenerating the resting potential after an action potential? What will be an ideal response?
The energy used to generate most of the ATP formed in aerobic respiration is released when electrons are passed from NADH along a chain to ____.
A. oxygen B. acetyl CoA C. FADH D. CO2. E. NADPH