Question

I want three point on membrane

Answer 1

Answer:

THE THREE MAIN COMPONENTS OF ANY PLANT OR ANIMAL CELL ARE:

PLASMA MEMBRANE/ CELL MEMBRANE.

• Structure- a bilipid membraneous layer composed of proteins and carbohydrates. ...

• CYTOPLASM. ...
• CYTOPLASM. ...NUCLEUS. ...

• CYTOPLASM. ...NUCLEUS. ...RIBOSOMES. ...
• CYTOPLASM. ...NUCLEUS. ...RIBOSOMES. ...GOLGI BODY / APPARATUS. ...

• LYSOSOMES. ...
• LYSOSOMES. ...MITOCHONDRIA.

Answer 2

(1) they keep toxic substances out of the cell; (2) they contain receptors and channels that allow specific molecules, such as ions, nutrients, wastes, and metabolic products, that mediate cellular and extracellular activities to pass between organelles and between the cell and the outside environment; and (3) they separate vital but incompatible metabolic processes conducted within organelles.