If a dehydrated seed must re-imbibe water in order to germinate, what is the advantage of drying out to begin with?
A. Lighter in weight to facilitate dispersal
B. Ensures germination only when conditions are good
C. Protects seeds from freezing to death
D. To improve transfer of material from
Ans:
A. Lighter in weight to facilitate dispersal
B. Ensures germination only when conditions are good
C. Protects seeds from freezing to death
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One way to generate acetyl-CoA is to convert pyruvate into acetyl-CoA by stripping off a CO2 molecule. The removal of CO2 is referred to as what type of reaction?
A. Decarboxylation B. Glycolytic C. Carboxylation D. Acetylation
Using polyethylene glycol (PEG), early G1 phase cells were fused with S phase cells. Of the following events, which would you expect to be induced in the G1 cells as a result of the fusion?
A) cytokinesis B) condensation of chromosomes C) DNA replication D) mitosis E) spindle fiber formation
Radially symmetrical animals have a nerve
__________. Fill in the blank(s) with the appropriate word(s).
A virus infects a host cell and takes over the host's mechanisms of replication and __________ synthesis.
Fill in the blank(s) with the appropriate word(s).