The molecule in the accompanying figure is ____, and has ____

a. unsaturated; a carbon-carbon double bond
b. saturated; a carbon-carbon double bond
c. unsaturated; no carbon-carbon double bonds
d. saturated; no carbon-carbon double bonds
e. saturated; a carbon-carbon triple bond


ANSWER: d

Biology & Microbiology

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Compare the leakage rates of sodium and potassium into and out of a neuron at rest. How is the relationship between these rates best described?

A. Leakage of sodium ions out of the neuron is greater than leakage of potassium ions into the neuron. B. Leakage of sodium ions into the neuron is greater than leakage of potassium ions out of the neuron. C. Leakage of potassium ions out of the neuron is greater than leakage of sodium ions into the neuron. D. Leakage of potassium ions into the neuron is greater than leakage of sodium ions out of the neuron. E. Leakage of potassium ions out of the neuron is equivalent to leakage of sodium ions into the neuron.

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A man who carries an allele of an X-linked gene will pass it on to _____

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All coliforms are

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