Active transport differs from diffusion in that active tr...
Active transport differs from diffusion in that active transport
is a very fast process
allows the movement of substances against concentration gradient
takes place in both light and dark reaction of photosynthesis
occurs in both plant and animal tissues
Correct answer is B
Diffusion and osmosis depend only on the concentration gradient but active transport works against the concentration gradient.
The structure in cell concerned with the synthesis of proteins is the ...
Which of the following food substances turns bright red when warmed with suddan III solution ...
The two nuclei contained in the germinating pollen grain are ...
The oxygen released during photosynthesis is obtained ...
Which of the following infections would not respond to antibiotic treatment? ...
The part labelled lV is responsible for ...