AP BIOLOGY

EVOLUTION

THE ORIGIN OF LIFE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
All of the following are jobs of proteins EXCEPT
A
storing genetic information
B
structure
C
speed up chemical reactions
D
transport things through cell membrane
Explanation: 

Detailed explanation-1: -The major functions of proteins are providing structure, regulating body processes, transporting materials, balancing fluids, helping with immunity, and providing energy.

Detailed explanation-2: -Proteins help fight disease, control the rate of reaction and move substances into or out of cells. However, proteins do not store and transmit genetic information and thus the correct answer is A.

Detailed explanation-3: -However, proteins do not provide energy for metabolism.

Detailed explanation-4: -Proteins have multiple functions, including: acting as enzymes and hormones, maintaining proper fluid and acid-base balance, providing nutrient transport, making antibodies, enabling wound healing and tissue regeneration, and providing energy when carbohydrate and fat intake is inadequate.

There is 1 question to complete.