The degree of relatedness between a niece and an uncle is _____, and the degree of relatedness
between first cousins is ______.
a. 0.75; 0.50
b. 0.50; 0.25
c. 0.25; 0.125
d. 0.125; 0.0625
e. 0.0625; 0.03125
C
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A phospholipid molecule has
A. hydrophobic tails that are attracted to water. B. a hydrophilic head that is repelled by water. C. hydrophilic tails that are repelled by water. D. a hydrophilic head that is attracted to water. E. a hydrophobic head that is repelled by water.
A bacterial gene (gene A) ordinarily makes a protein that binds to DNA. A mutation of gene A decreases the expression of another gene, gene B. We can conclude that:
A: gene A is a positive regulator of gene B. B: gene A is a negative regulator of gene B. C: gene B is a positive regulator of gene A. D: gene B is a negative regulator of gene A. E: genes A and B regulate one another.
Identify the following reaction: NH4OH ? NH3 + H2O
A) dehydration synthesis reaction B) hydrolysis reaction C) exchange reaction D) reversible reaction E) ionic reaction
List the sequence of organelles a protein would pass through as it moves through the endomembrane system to the exterior of the cell
What will be an ideal response?