Question

Select the odd one out

विकल्प

• The movement of water across a semi permeable membrane is affected by the amount of substances dissolved in it.

• Membranes are made of organic molecules like proteins and lipids

• Molecules soluble in organic solvents can easily pass through the membrane.

• Plasma membranes contain chitin sugar in plants

Answer 1

Plasma membranes contain chitin sugar in plants

Explanation - 

Plasma membrane is a living, thin, elastic, selectively permeable membrane that chemically consists of lipids (20-79%), proteins (20-70%), carbohydrates (1-5%), and water (20%). Chitin sugar is not present in the plasma membrane of plants.