Different cell membranes can have different functions depending on which ____ are associated with them
a. cholesterol molecules
b. fatty acid lengths
c. fatty acid saturations
d. proteins
e. phospholipid heads
d
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Which of the following is at the highest energy level?
A. A reaction center chlorophyll that has received the energy from a blue-light photon B. A reaction center chlorophyll that has received the energy from a red-light photon C. A reaction center chlorophyll that has received the energy from a green-light photon
Pieces of DNA that move from plasmid to chromosome or vice versa but are not found as separate entities are called:
a. DNA polymerases. b. transposable elements. c. plasmids. d. chromatoids.
For the molecule that can freely move across the membrane, is diffusive equilibrium ever achieved?
a. Yes b. No
The part of the stamen that produces pollen is the ____
1.anther 2.carpel 3.corolla 4.filament