Thdifferencbetween normal ansickle-cell hemoglobin is baseupon
A) the number of amino acids in the molecule.
B) the substitution of one amino acid for another.
C) the number and orientation of the amino acid chain attached to the heme portion of the molecule.
D) the number of oxygen molecules that can be carried.
E) the types of bone marrow that produce it.
Correct Answer:
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Q69: In prokaryotes, translation takes placin the
A)cytoplasm.
B)nucleus.
C)periplasm.
D)endoplasm.
E)stroma.
Q70: Initiation of translation starts when _ binds
Q71: Insertion mutations can bcauseby which of thfollowing?
A)transposable
Q72: Which event may occur in all viruses,
Q73: Mutations can be
A)random.
B)beneficial.
C)lethal.
D)heritable.
E)all of the these.
Q75: In which of thfollowing regions of an
Q76: During elongation, ribosomes catalyzformation of _ between
Q77: In translation during thstagof elongation,
A)saccharides are added
Q78: In mutation,
A)the new codon may specify a
Q79: Which of thfollowing statements is INCORRECT?
A)In chain
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