How is translation initiated?
A) DNA helicase binds to the origins of replication.
B) Two ribosomal subunits bind to the mRNA transcript.
C) RNA polymerase binds to the promoter sequence.
D) Two ribosomal subunits bind to the DNA sequence.
B
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The seed coat of a pine seed
a. is derived from the integuments. b. is produced by the micropyle. c. surrounds the male gametophyte. d. is divided into the hypocotyl-root axis and epicotyl.
A woman with a college education is more likely to have a large family than a woman with an eighth-grade education
Indicate whether the statement is true or false
Infection with the Ebola virus is characterized by:
A) a progressive onset of high fever. B) internal and external hemorrhage. C) the formation of cutaneous blisters. D) paralysis of the respiratory muscles.
The conversion of pyruvic acid to acetyl-CoA can be described as ________, because a molecule of CO2 is produced as a by-product.
A. decarboxylation B. amination C. respiration D. oxidation E. phosphorylation