The first life-related and carbon-based molecule, ____, was synthesized in vitro by a German chemist in 1825
a. RNA
b. DNA
c. protein
d. urea
e. ozone
ANSWER: d
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What key words does the question contain and what do they mean?
What will be an ideal response?
How would the process shown in the illustration be different if this were a plant cell instead of an animal cell?
a. If this were a plant cell, the cells would be larger.
b. If this were a plant cell, the process would result in four cells instead of two.
c. If this were a plant cell, a cell wall would form instead of a contractile ring.
d. If this were a plant cell, the color of the nucleus would be different.
Assuming one glucose molecule being metabolized, what is the net yield of ATP in the cell under aerobic conditions?
a. 1 b. 2 c. 32 d. 34 e. 36
In which situation might a cell not pass the G1/S checkpoint?