Which anticoagulant and its action is NOT correctly matched?
A. Aspirin-inhibits prostaglandin production and platelet aggregation
B. Citrate-combines with calcium to prevent its function with clotting factors
C. Heparin-inhibits action of thrombin
D. Coumadin-inhibits tissue thromboplastin
Answer: D
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Many popular diet trends involve severe reductions in dietary carbohydrates so that the body must utilize fats and lipids as energy sources. Under these conditions, which of the following would be an enhanced entry pathway in cellular respiration?
A. Krebs cycle B. Glycolysis C. Oxidative phosphorylation D. Cellular respiration could begin with any of these processes.
If a human cell has 23 chromosomes, it likely just finished
A. meiosis. B. mitosis. C. osmosis. D. cytokinesis.
Which of the following substances is not a product of the Krebs cycle?
A. Pyruvic acid B. Carbon dioxide C. NADH D. ATP
________ opens up one segment of the DNA helix during replication; ________ adds complementary free nucleotides to the exposed DNA strand
A) DNA polymerase; DNA ligase B) DNA ligase; DNA polymerase C) DNA ligase; DNA helicase D) DNA helicase; DNA polymerase E) DNA helicase; DNA ligase