What is the first step of glycolysis, and why is it important in retaining glucose inside the cell?

How many of the 30 ATP molecules produced from the complete oxidation of 1 glucose molecule are produced during glycolysis?

What is the starting material of glycolysis?

Where does the digestion of lactose begin, and what is the reaction that occurs?

Where does the digestion of sucrose begin, and what is the reaction that occurs?

What is the primary site for carbohydrate digestion, and what organ produces the enzymes that are active at this location?

Compare the forecasts in (a), (b), and (c), using MAD, and indicate the most accurate.

What is the ultimate fate of our Sun?

Which of the following statements is a correct description of the term metabolism?

a. Metabolism is defined as the sum of all reactions in a cell.

b. Metabolism describes the reactions that are subject to regulation.

c. Metabolism describes the synthetic reactions in a cell.

d. Metabolism describes the degradative reactions in a cell.

What are the functions of the digestive system?

During anaerobic respiration a common final electron acceptor is _____?

Which statement about anaerobic respiration is true?

A. Anaerobic respiration prevents muscle fatigue.

B. Anaerobic respiration generates a high yield of ATP.

C. Anaerobic respiration is used commercially in the production of beer, wine, bread, yogurt, and cheese.

D. Anaerobic respiration can provide energy to living organisms for several days in the absence of oxygen.

For the B vitamins below, indicate which of the following processes each vitamin is involved in as a cofactor: (1) glycolysis (2) gluconeogenesis (3) lactate fermentation or (4) glycogenolysis. For a given vitamin, there may be more than one correct response, or only one or none of the responses may apply.

a. Niacin

b. Biotin

c. Folate

d. Vitamin $\text{B}_{12}$

What is meant by the statement that glycolysis is an anaerobic pathway?