Which of the following represents the charged
environment inside a neuron and in the
interstitial fluid that surrounds it?
a. negatively charged proteins inside; more
sodium ions inside than outside; more
potassium ions outside than inside
b. positively charged proteins inside; more
sodium ions inside than outside; more
potassium ions outside than inside
c. negatively charged proteins inside; more
sodium ions outside than inside; more
potassium ions inside than outside
d. positively charged proteins inside; more
sodium ions outside than inside; more
potassium ions inside than outside
e. negatively charged proteins inside; equal
amounts of sodium and potassium ions
inside and outside
A
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Indicate whether the statement is true or false
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a. relaxes; increases; inward b. contracts; increases; inward c. relaxes; decreases; outward d. relaxes; decreases; inward e. contracts; decreases; inward
Compared to a hydrocarbon chain where all the carbon atoms are linked by single bonds, a hydrocarbon chain with the same number of carbon atoms, but with one or more double bonds, will _____
A) be more flexible in structure B) be more constrained in structure C) be more polar D) have more hydrogen atoms
The difference between aerobic respiration and fermentation is
A. the amount of NADH that is produced in glycolysis. B. the electron carriers used in the electron transport chain. C. the electron acceptors used in the electron transport chain. D. the fate of the NADH and pyruvate produced in glycolysis.