Why does a human body need proteins?

proteins are much necessary for the human body because it helps bones and repairs/builds muscle.there are different types of protein and they act differently but I t is important to feed your body to help it thrive and function properly

Explanation:

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i am going to put the answers in order i dint feel like typing it out so yeah

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conduction is the transfer of thermal energy (heat in transfer) due to collisions between the molecules in the object. collisions between adjacent atoms and molecules transfer kinetic energy from the warmer to the cooler object. the objects must be in physical contact.