With each turn of the Krebs cycle, ____

a. the majority of ATP are produced
b. oxygen is produced
c. carbon dioxide is utilized
d. NADH and FADH2 are produced
e. pyruvate is produced


ANSWER: d

Biology & Microbiology

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Natural sources of energy on the early Earth caused ____

a. spontaneous genetic mutations b. chemical bonds to break c. chemical bonds to form d. chemical bonds to break and form e. spontaneous genetic mutations and chemical bonds to break and form

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What best explains the relationship of the leak K+ channel with the voltage gated K+ channel?

What will be an ideal response?

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The secretion of each of the hormones from the anterior pituitary requires

a. stimulation from the posterior pituitary. b. that they first be secreted from the neurons of the hypothalamus. c. two capillary beds. d. the action of minute amounts of releasing hormones. e. two capillary beds and the action of minute amounts of releasing hormones

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