Exercise: Plant Structure

Questions for: Plant Structure

Tonoplast is a membrane around
A:
cytoplasm
B:
vacuole
C:
nucleus
D:
mitochondria
Answer: B
No answer description is available. Let's discuss.
Which cell type is likely to have the most mitochondria?
A:
Fast-twitch muscle
B:
Slow-twitch muscle
C:
Liver cells
D:
Adipose cells
Answer: B
No answer description is available. Let's discuss.
Lysosomes are associated with
A:
photosynthesis
B:
respiration
C:
storage
D:
digestion
Answer: D
No answer description is available. Let's discuss.
Why do some redox reactions in cells result in the transfer of electrons from a reductant with a higher standard redox potential to an oxidant with a lower standard redox potential?
A:
Redox potentials are defined under standard conditions, and cellular conditions are typically not standard conditions
B:
The rules governing oxidation and reduction apply only in vitro, and not in vivo
C:
Electrons always go from reductants with high redox potentials to oxidants with low redox potentials
D:
None of the above
Answer: A
No answer description is available. Let's discuss.
Mitochondria can be expected most numerous in
A:
green cells
B:
red blood cells
C:
muscle cells
D:
none of these
Answer: C
No answer description is available. Let's discuss.
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