Question

which of the following best explains why proteins have different functions in the body? they are made of different sugars. they are all the same shape. they do not contain nitrogen. they have different sequences of amino acids, leading to different shapes.

Explanation:

Proteins have different functions in the body because they have different sequences of amino - acids, which lead to different shapes and thus different functions. The other options are incorrect as proteins do contain nitrogen, they are not all the same shape, and the sugar content is not the main factor determining their function.

Answer:

They have different sequences of amino acids, leading to different shapes