Glucose and sugars in DNA and RNA
a. have the same number of carbon atoms.
b. have the same structural formulas.
c. are the two components of sucrose.
d. are monosaccharides.
e. are both components of RNA
D
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The figure above illustrates a ____ reaction that produces one ____ and a ____
a. condensation; hydroxyl; polymer b. condensation; water molecule; polymer c. cleavage; water molecule; monomer d. rearrangement; water molecule; polymer e. rearrangement; hydrogen ion; polymer
Positive assortative mating in a population will:a
produces more mutations each generation. b. causes natural selection. c. changes allele frequencies. d. stabilizes genotype frequencies. e. increases homozygosity.
Poly(A) site choice:
A. is a mechanism to determine the length of the poly(A) tail. B. leads to polyadenylation of the 5' end of the mRNA. C. can generate multiple protein products from a single gene. D. is catalyzed by small nucleolar ribonucleoproteins.
Growth from apical meristems, generally resulting in an increase in the length of a plant, is referred to as ____ growth
a. horizontal b. typical c. secondary d. longitudinal e. primary