Question

If A+B=2C and C+D=2A, then​

Answer 1

A + C = B + D

Given : A + B = 2C ....(1)

and C + D = 2A ....(2)

Adding (1) and (2) we get :

A + B + C + D = 2C + 2A

⇒ B + D = A + C.

Answer 2

The fluid mosaic model describes the structure of the plasma membrane as a mosaic of components —including phospholipids, cholesterol, proteins, and carbohydrates—that gives the membrane a fluid character.