During the process of cellular respiration, what is the final acceptor for electrons at the end of the electron transport chain?
A) oxygen
B) carbon
C) carbon dioxide
D) hydrogen
A
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A defective ribosome would have the MOST detrimental effect on
A. translation. B. replication. C. transcription. D. replication and transcription. E. replication and translation.
An available nutrient molecule ____
a. exists in living or dead tissues b. cannot be assimilated by organisms c. can be assimilated by organisms d. exists in rocks and soil e. exists as an ion
In meiosis I cytokinesis usually occurs after telophase I and produces
A. one diploid cell with sister chromatids still attached. B. two haploid cells with sister chromatids still attached. C. four haploid cells. D. two diploid cells. E. one haploid cell.
Which of the following requires adenosine triphosphate?
A) Facilitated diffusion B) Simple diffusion C) Active transport D) Osmosis