Passive molecular diffusion occurs when
a. the energy of ATP is added.
b. random collisions between molecules
occurs.
c. there are variations in molecular sizes.
d. enzymes catalyze their movement.
e. none of these things occur
B
You might also like to view...
A change in a population that is related strictly to its size is best described as ____
a. density-dependent b. density-independent c. biotic d. logistic e. exponential
During an action potential, sodium ions move into the cell through ____
a. leaky channels b. glial cell extensions c. transport pumps d. gated channels e. osmosis
Barbiturates and benzodiazepine drugs bind to GABA receptors to open chloride channels, inhibit neural impulse, and
induce tranquility. __________________ Indicate whether the statement is true or false.
DNA codes for the sequence of amino acids in the primary structure of a protein, but not for sugars or lipids. This is because
What will be an ideal response?