For the following pedigree, what does the green circle in the fourth generation represent?

A. male without the disease
B. female with the disease
C. male with the disease
D. female without the disease


Answer: B

Biology & Microbiology

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In the vascular bundles of most dicot stems, primary phloem differentiates toward the ________of the stem, while primary xylem differentiates toward the ________of the stem.  

A.  middle; outside B.  cork cambium; vascular cambium C.  outside; middle D.  shoot tip; roots E.  middle; middle

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Are there ways to prevent cancer?

A. No, cancer cannot be prevented; it can only be treated. B. No, cancer cannot be prevented or treated. C. Yes, cancer can be prevented, but only with intense exercise. D. Yes, there are many ways cancer can be prevented, including through a healthy diet and exercise.

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Which event of translation is shown here?

a. initiation b. elongation c. termination d. peptide bond formation e. elongation and peptide bond formation

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