An X-linked recessive gene (c) produces red/green color blindness. A normal woman whose father
was color blind marries a color-blind man.
(a) What are the possible genotypes for the mother of the color-blind man?
(b) What are the possible genotypes for the father of the color-blind man?
(c) What are the chances that the first son will be color-blind?
(d) What are the chances that the first daughter will be color-blind? What will be an ideal response?
(a) Cc or cc
(b) CY or cY
(c) 1/2
(d) 1/2
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Choose the pencil that has the lowest potential energy.
A. A pencil hitting the ground after falling from your desk B. A pencil on your desk C. A pencil falling from your desk D. A pencil laying on the ground
The ability of cells to control their level of gene expression is called
A. gene transformation. B. gene regulation. C. gene splicing. D. gene addition. E. gene correction.
The chemical nature of each amino acid is determined by which of the following groups?
A) amino B) carboxyl C) hydroxil D) R E) hydrogen
Recombinant DNA technology is also known as
A. mutagenesis. B. nanotechnology. C. genetic engineering. D. artificial selection.