Why do proteins form an Indispensable part of our food?

Explanation

Proeteins constiture an indispensable part of our food They are required for butldind'new cells and repair of worm'out ones. Childiren and expectant mothers require more proteiris are. Some of the important biological function of proteins are
(1) They serve as the chief structural meterial of animal tissues. Structural proteins are approxdmately are half of the body's totad protein.content.
(2) certain proteins serve ns transport agents or delivery vans in the body. They transpoct the cellular neccssities, like oxygen, metal. fatty nicids. hormones etc. eg. haemoglobin present in blood. transports oxygen from proteins which defend the
body.