Which of the following pHs has the highest
concentration of hydrogen ions?
a. 1
b. 3
c. 5
d. 7
e. 9
A
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Which of the following is NOT synthesized from a DNA template?
A) messenger RNA B) amino acids C) tRNA D) ribosomal RNA
Which of the following solutions has the
potential to diffuse the fastest?
a. one with large molecules as opposed to smaller ones b. one with a higher concentration of molecules as opposed to one with a lesser concentration c. one under low pressure as opposed to one under high pressure d. one at a low temperature as opposed to one at a higher temperature e. all of these have the potential to diffuse equally fast
Erythropoietin is secreted by the kidneys in response to an increase in blood oxygen levels.
a. true b. false
Most of the regulation of gene expression in bacteria occurs at the ________ level
Fill in the blank(s) with correct word