In the respiratory electron transport chain electrons are passed from ________.
A) NADH and QH2 to O2
B) O2 to NAD+ and Q
C) O2 to NADH
D) ATP to O2
A) NADH and QH2 to O2
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A failure or delay of an appropriate immune response is termed
a. autoimmunity. b. cell-mediated immunity. c. immunodeficiency. d. adaptive immunity.
Which of the following was most important to lead to the science of molecular genetics?
a. research since the discovery of the structure of RNA that has led to a more thorough understanding of mutations b. research since the discovery of the structure of DNA that has led to a more thorough understanding of mutations c. research since the discovery of the structure of DNA that has led to a more thorough understanding of genetics d. research since the discovery of the structure of RNA that has led to a more thorough understanding of genetics
A rain shadow is caused by
A) ocean currents that heat and cool more quickly than do air or landmasses. B) cool, dry air that warms as it moves down over a mountain, picking up moisture. C) large mountain masses in the center of continents that restrict air flow. D) ocean currents that heat and cool more slowly than do air or landmasses. E) warm, moist air that cools as it moves down over a mountain, releasing moisture.
________ microbiology involves the use of microorganisms to make products such as antibiotics, vaccines, steroids, alcohols, vitamins, amino acids, and enzymes.
Fill in the blank(s) with the appropriate word(s).