The cell membrane separates the intracellular environment from the extracellular environment outside of the cell. A phospholipid is composed of a phosphate group and a lipid. It is composed of a hydrophilic, polar phosphate head and two hydrophobic fatty acid tails.
The structure of the bilayer is such that the tails are shielded from contact with water, creating a selectively-permeable barrier which will be impermeable to most hydrophilic molecules.
So, the answer is A) To maintain balance of water and nutrients in the cell.
Answer: the water would be colder than the sand because of it high heat capacity.
Explanation:
High heat capacity helps water balance it’s temperature.
Answer:bromine
Explanation: because im smart and i did this already so i know the answer so your welcome :D
Answer:
Find the midpoint of a segment. It is geometry please help.
Explanation:
Answer:
... A disease resulting in the deaths of one third of a dense population of bats in a cave would be a
