Water is important to the interactions of biological molecules because it ____
a. is a good buffer
b. destabilizes temperature
c. is a poor solvent for polar and ionic substances
d. has weak cohesive properties
e. promotes hydrophobic and hydrophilic interactions
ANSWER: e
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Which bases are most susceptible to hydrolysis of the glycosidic linkage that connects them to the DNA backbone?
A. adenine and guanine B. adenine and thymine C. cytosine and guanine D. cytosine and adenine E. cytosine, thymine, and uracil
The core of every virus particle always contains ________.
A. either DNA or RNA B. enzymes C. capsomeres D. DNA E. DNA and RNA
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a. stimulating protein synthesis. b. increasing the use of fatty acids as fuel. c. promoting the liver to release glucose. d. stimulating fatty acid release by adipose tissue. e. inhibiting glycogen formation.