Short tandem repeats on ____ may be used to determine genetic relationships among male relatives and descendants

a. the Y chromosome
b. chromosome 3
c. the X chromosome
d. chromosome 8
e. chromosome 20


ANSWER: a

Biology & Microbiology

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Adiabatic cooling reduces air temperatures by ____ oC per 1,000 m increase in altitude

a. 1 – 2 b. 2 c. 3 – 6 d. 8 – 10 e. 20 – 30

Biology & Microbiology

In reciprocal hybrid crosses, the heterogametic sex is typically sterile while the homogametic sex is not. This phenomenon is referred to as

A) hybrid incompatibility. B) postzygotic isolation. C) Haldane's rule. D) male sterility. E) None of these

Biology & Microbiology

Pepsinogen catalyzes the hydrolysis of proteins to short polypeptides

____________________ Indicate whether the statement is true or false.

Biology & Microbiology

The presence of a cell (wall/membrane) enables bacterial and plant cells to resist the effects of hypotonic solutions

What will be an ideal response?

Biology & Microbiology