Why have scientists begun using molecular systematics to study lineages among species?
a. Molecular systematics is faster and more accurate than previous ways of classifications.
b. Molecular systematics is slower, but more accurate, than previous ways of classification.
c. Molecular systematics is faster but less accurate than previous ways of classification.
d. Molecular systematics is slower and less accurate and is being replaced as a classification method.
a. Molecular systematics is faster and more accurate than previous ways of classifications.
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The term oxidation is derived from the name of the element oxygen. This is reasonable, because oxygen
A. attracts electrons very strongly. B. can be oxidized by accepting electrons. C. contains more electrons than are needed. D. passes electrons to many other types of molecules.
The net gain of ATP per molecule of glucose fermented is
A) 1. B) 2. C) 4. D) 8.
One would expect most strict anaerobic organisms to have superoxide dismutase
Indicate whether this statement is true or false.
The absorption of what mineral is enhanced by vitamin C?
a. selenium b. iron c. zinc d. copper