Which trait is governed by the X chromosome?

a. Distribution of body fat
b. Color perception
c. Distribution of hair
d. Blood clotting
e. All of these choices.


e

Biology & Microbiology

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The lipid group that is the major component of cell membranes is the ________.

A. triglycerides B. steroids C. waxes D. prostaglandins E. phospholipids

Biology & Microbiology

In human gene therapy, genes are transferred by

a. viral vectors or lipid clusters b. bacterial cells. c. bacterial plasmids. d. hypodermic injection. e. tissue transplantation.

Biology & Microbiology

A chromosome contains one long ________ molecule.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Which of the hormones involved in the regulation of water-salt balance is produced by the juxtaglomerular apparatus?

A. renin B. ANH C. testosterone D. aldosterone E. ADH

Biology & Microbiology