Which numbers identify structures that are found in ALL prokaryotes?
a. 2 and 4
b. 3 and 4
c. 1 and 5
d. 5 and 9
e. 7 and 8
D
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Due to the number of phosphate groups, ATP has approximately three times more energy stored than AMP, and ADP has approximately two-thirds the energy stored of ATP
Indicate whether the statement is true or false.
The purest form of water containing the fewest solutes occurs in
A) clouds. B) surface water. C) groundwater. D) precipitation.
Which of the following provides an example of epistasis?
A) Recessive genotypes for each of two genes (aabb) results in an albino corn snake. B) In rabbits and many other mammals, one genotype (ee) prevents any fur color from developing. C) In Drosophila (fruit flies), white eyes can be due to an X-linked gene or to a combination of other genes. D) In cacti, there are several genes for the type of spines.
The primers in PCR are
A. bacterial enzymes. B. reverse transcriptases. C. DNA polymerases. D. synthetic DNA oligonucleotides. E. short RNA strands.