Which of the following answers lists the steps of aerobic cellular respiration in the correct sequence?
A. photosystem II - electron transport chain - photosystem I - carbon reactions
B. glycolysis - electron transport chain - Krebs cycle - formation of acetyl CoA - chemiosmotic phosphorylation
C. glycolysis - formation of acetyl CoA - Krebs cycle - electron transport chain - chemiosmotic phosphorylation
D. chemiosmotic phosphorylation - formation of acetyl CoA - glycolysis - Krebs cycle - electron transport chain
E. glycolysis - formation of acetyl CoA - chemiosmotic phosphorylation - Krebs cycle - electron transport chain
C. glycolysis - formation of acetyl CoA - Krebs cycle - electron transport chain - chemiosmotic phosphorylation
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______ is the observable response of organisms to external or internal stimuli.
A. Ecology B. Behavioral ecology C. Behavior D. Pheromonal mediation E. Allomonal mediation
Which of the following causes of mutations is incorrectly matched with its mechanism of action?
a. Spontaneous mutations: mistakes arise as long strands of DNA are duplicating themselves. b. Radiation-induced mutations: energy disrupts atomic structure and breaks apart chromosomes. c .Chemical-induced mutations: chemicals react with atoms in DNA molecules and induce mutations. d. Spontaneous mutations: enzymes cause errors due to their highly erroneous nature. e. None of the above is incorrectly matched with its mechanism of action.
A protein's shape and chemical behavior are determined by ________
A) the cell's age B) the environment of an organism C) its linear sequence of amino acids D) the type of cell in which it resides E) the cholesterol makeup of the lipid membrane
Which of the following molecules provides the greatest amount of energy per gram of mass when metabolized?
A. carbohydrate B. nucleic acid C. protein D. lipid