Whe oxygen is scarce, which of the following could be used to generate energy? 1) Glucose   2)ATP  3) Lactic acid  4) Fatty acid   5) Glycogen A. 4 only B. 2+3 C. 1 only D. 1+5

Since the air bubbles in bread are generated by yeast, how will the spaces in this bread compare to those in a loaf made using normal yeast?   A. more bubbles    B. differently-shaped bubbles   C. smaller bubbles   D. bubbles more on the interior of the loaf

The molecule that acts as the final electron acceptor in aerobic respiration is Select one: a. glucose. b. carbon dioxide. c. water. d. oxygen.

enzymes which are produced in inactive form in the living cells are called a. coenzymes b. papain c. lysozymes d. apoenzymes e. proenzymes

What is the definition of a catabolic metabolic pathway?   A. A pathway that releases energy and releases matter   B. A pathway that stores energy and releases matter   C. A pathway that releases energy and stores matter   D. A pathway that stores energy and stores matter

Glucose burned during cellular respiration comes from   a. glycogen b. food c. two of the above d. artificial sweeteners e. all of the above

Which of the following organisms cannot perform oxidative phosphorylation? Select one: a. E. coli b. tulips c. white rhinos d. mushrooms e. none of the above Clear my choice

High-energy electrons being passed from carrier to carrier along the electron transport system in cellular respiration, DIRECTLY results in which of the following: a. glucose to be synthesized   b. ATP to be synthesized   c. hydrogen ions to be pumped across a membrane   d. CO2 to be synthesized

Which of the following glycoproteins compose the ECM? Select one: a. fibronectin b. All of the answers are correct. c. elastin d. collagen

The main purpose of hydrolysis of ATP is to ________.   a. transfer phosphate molecules   b. metabolize glucose   c. release free energy