Passive membrane processes are those that do not require energy and move substances down a concentration gradient; namely, these are diffusion, facilitated diffusion and osmosis.
All living things are made up of more than one cell
Answer:
The correct answer is : * Membrane carbohydrates function primarily in cell-cell recognition.
Explanation:
The carbohydrates (poly or oligosaccharides) associated with the plasma membrane, are covalently bound to it (to proteins or lipids). They are found in the outer part of the plasma membrane forming the glycocalix. Its main functions are:
-Cell recognition
-Support to the membrane.
Answer:
1,2 and four
Explanation:
over fishing would cause loss of every species
