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18Which of the following statements about enzymes is true?At the end of the process, an enzyme converts a substrate into a different product.Enzymes act to slow down the chemical reactions in the body in order to maintain homeostasis.A product attaches to an enzyme at the active site to produce a substrate.Enzymes are general in nature and each enzyme can participate in a wide variety of chemical reactions in the body.
I need help with this question19What is a Golgi body?
CONCEPTGolgi BodyI need help with this question20What is tonicity?
CONCEPTOsmosisI need help with this question21Which is a component of cellular respiration?
CONCEPTMitochondriaI need help with this question22Which of the following statements about glycolysis is true?It breaks glucose down into ADP.It is the first stage of cellular respiration.It produces three molecules of pyruvate.It results in a net gain of four ATP molecules.
CONCEPTGlycolysisI need help with this question23At what level of protein structure do amino acids form a simple chain?