True
Amino acids are the basic building blocks of the body. They are also sources of energy, like fats and carbohydrates. However, amino acids<span> are structurally characterised by the fact that they contain nitrogen (N), whereas fats and carbohydrates do not.
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The importance of amino acids as the precursors of enzymes and neurotransmitters<span> is often underestimated. As such, amino acids regulate almost all of the metabolic processes in the human body, and they are essential for a healthy body.</span>
When something is cooled, its atoms compact and become more dense. vice versa for heating
ATP is made up of nitrogen, phosphorous, carbon, hydrogen, and oxygen.
Cristae are folds of the inner mitochondrial membrane. It takes place on the membrane as a part of the cellular respiration to create ATP.
So B, Cristae is your answer. <span />