Which process provides the energy needed for DNA replication?
a. the breaking of the hydrogen bonds between base pairs
b. the DNA polymerase
c. the unwinding of the DNA double helix
d. the hydrolysis of pyrophosphate
Ans: d. the hydrolysis of pyrophosphate
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In addition to ATP, what are the end products of glycolysis?
A. CO2 and NADH B. CO2 and pyruvate C. H2O, NADH, and citrate D. NADH and pyruvate E. CO2 and H2O
Destruction of the motor areas in the left cerebral cortex results in the loss of
a. sensation on the right side of the body. b. sensation on the left side of the body. c. voluntary movement on the left side of the body. d. voluntary movement on the right side of the body. e. basic sex drive.
What are lipid bound proteins
What will be an ideal response?
The ranges of the red-legged frog and the yellow-legged frog overlap in California. The red-legged frog (Rana aurora, left) breeding season lasts from January to March. The closely related yellow-legged frog (Rana boylii, right) breeds from late March through May. What type of reproductive isolating mechanism is mainly responsible for keeping these two species separate?
A. habitat isolation B. mechanical isolation C. temporal isolation D. gamete isolation E. behavioral isolation