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.
Answer:
option A is correct
Explanation:
when atoms in the solid state are heated they gain energy and start vibration due to which solid molecule lose their rigidity and are converted into liquid by the gain of energy
Answer:
Write a lab report that summarizes his experiment
The experimental group is the group you change from the normal. the fertilizer group is experimental