________ bonds are responsible for the chemical affinity between A and T (or G and C) nucleotides.
A) Ionic
B) Covalent
C) Hydrogen
D) Hydrophobic
C) Hydrogen
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Adaptive radiation could resulted in which of the following?
A. Many ancestral species evolve into one of descendant species that differ greatly in habitat, form and behavior from the ancestral species. B. The evolution of the horse which depended on the change in food supply. C. The abundant species of Hawaiian honeycreepers. D. The 1,000 species of Drosophila found dispersed throughout the Hawaiian Islands. E. The abundant species of Hawaiian honeycreepers and Drosophila found on the Hawaiian Islands.
Only a small amount of ATP is produced during glycolysis because most of the energy stored in a glucose molecule remains in the bonds of
A. PGAL. B. NADH. C. pyruvate. D. carbon dioxide. E. CO2.
Amino acids are linked together by glycosidic bonds to form proteins
1.True 2.False
Women with breast cancers that are estrogen-sensitive ____
a. become ill when taking prescription estrogen b. can exacerbate their symptoms with only a small increase in estrogen levels c. are in danger of faster growth of cancer cells in the presence of estrogen d. will often experience cancer remission with increased uptake of estrogen e. do not produce their own estrogen and must obtain it through diet or supplements