Salivary amylase is an enzyme produced by the salivary glands that breaks down carbohydrates. What will happen to this enzyme as it follows the food into the stomach where the pH drops to 2.5?
A) The enzyme will assume an alternate form and catalyze additional reactions.
B) The enzyme will denature and become inactive.
C) The enzyme will continue to function as it remains unchanged in chemical reactions.
D) The enzyme will denature but retain its function.
B
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The hormone that regulates the production of red blood cells is ________.
Fill in the blank(s) with the appropriate word(s).
Because this factor normally varies, the most important variable that influences the diffusion of respiratory gases is the ________.
A. Surface area B. Diffusion distance C. Concentration gradient D. Membrane thickness
The striations in striated muscle correspond with actual molecular structures. Which of the following is the Z disk?
A) a band where only actin myofilaments are found B) a band where only myosin myofilaments are found C) an attachment point for actin myofilaments D) an attachment point for myosin myofilaments
Explain how catabolism differs from anabolism
What will be an ideal response?