Three different metabolic pathways are responsible for the production of ATP. What are they?
a) glycolysis, oxidation, and the Calvin cycle reactions
b) hydrolysis, active transport, and the light reactions
c) glycolysis, the reactions on the electron transport chain, and the Krebs (citric acid) cycle
d) glycolysis, catabolism, and fermentation
e) None of the above is correct.
Ans: c) glycolysis, the reactions on the electron transport chain, and the Krebs (citric acid) cycle
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The most stable—that is, least reactive—form of carbon is:
A. ethanol. B. diamonds. C. glucose. D. pyruvate. E. carbon dioxide.
A researcher obtains the results of his RNA-seq analysis. Several transcripts are listed as being derived from the same
gene. How is this possible?
a. Alternative splicing allows for different transcripts to be created by the same gene sequence. b. The researcher’s sample was contaminated. c. Exon shuffling allows for different transcripts to be created by the same gene sequence. d. Intron shuffling allows for different transcripts to be created by the same gene sequence. e. It is not possible; there was an error in the alignment process.
Which of the following is NOT a characteristic of the acquired immune response?
a. memory b. specificity c. ability to respond to millions of different antigens d. ability to distinguish self from nonself e. adaptive
Pigment can be found in several layers of the epidermis. In which layers would you expect to find the cells that produce melanin?
a. stratum granulosum b. stratum lucidum c. stratum basale d. stratum spinosum