A stop codon
A. codes for the stop amino acid s-methyl-methionine.
B. forms a hairpin loop forcing the ribosome to fall off.
C. codes for no amino acid.
D. enhances the binding of the e-polymerase.
E. codes for the stop amino acid s-methyl-methionine AND forms a hairpin loop forcing the ribosome to fall off.
C
You might also like to view...
The phylum ________ is thought to represent the oldest branch of the bacteria.
A. Aquificae B. Spirochetes C. Cyanobacteria D. Thermotogae
Near the ground, where ozone levels are naturally low, ozone is considered:
a. a neutral gas b. a normal component of air c. a pollutant d. on its way to the ozone layer e. beneficial for blocking UV radiation
In the late 1870s, Charles Darwin and his son, Francis, discovered that if the tip of the grass was covered, phototropism did not occur, even though the rest of the grass was exposed to light. However, if the rest of the plant was covered and only the tip exposed to light, the grass bent a few centimeters below the tip. Which of the following was sensing the light?
A. auxin-detecting cells in the tip of the grass B. auxin-producing cells in the tip of the grass C. auxin-producing cells a few centimeters below the tip of the grass D. auxin-detecting cells a few centimeters below the tip of the grass
In glycolysis, glucose receives two phosphate groups from ____, thus forming fructose-1, 6-bisphosphate
a. ADP b. ATP c. G3P d. a bisphosphate group
e. fructose-1, 6-bisphosphate