DNA can best be described as
a.
two backbones of alternating deoxyribose and nitrogenous base on the exterior, with phosphates on the interior
b.
two backbones of alternating deoxyribose and nitrogenous base on the interior, with phosphates on the exterior
c.
two backbones of alternating deoxyribose and phosphate on the exterior, with nitrogenous bases on the interior
d.
two backbones of alternating deoxyribose and phosphate on the interior, with nitrogenous bases on the exterior
e.
two backbones of alternating nitrogenous base and phosphate on the exterior, with deoxyriboses on the interior
Question 2
The bond between the nitrogenous base and the sugar in a nucleoside is a glycosidic bond. Which type of reagent should cleave this bond?
a.
acid
b.
base
c.
acid or base
d.
neither acid nor base
e.
It depends on which nitrogenous base and which sugar are present.
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