Answer: Cell membrane is layer which is present in all living cells. It is present under the cell wall but in some cases such as plant cells.
Explanation: It is composed of lipid bilayer and proteins embedded in it. Phospholipids, glycolipids and sterols is the composition. Its function is to protect the cell from extracellular environment. It is semipermeable membrane that js allow only selected molecules to pass.
Explanation:
purines-Double carbon-nitrogen ring with four nitrogen atoms
pyrimidines-Single carbon-nitrogen ring with two nitrogen atoms
Answer:
hypertonic
Explanation:
Hypertonic means that the cell has a lesser concentration of solutes than the environment outside of the cell. A patient is in need of hydration. Which type of solution are the patient's cells most likely in hypertonic.
As a result, water molecules are attracted from the cell that lead to the shrinking of the cell.
So, the answer is hypertonic