Some proteins located in the plasma membrane can transport several different molecules at the same time, both into and out of the cell.
a. true
b. false
Answer: a. true
Biology & Microbiology
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Another name for crossing over is:
A. realignment. B. reassortment. C. recombination. D. reallocation.
Biology & Microbiology
Transnational corporations
A) were not initially based in Japan and South Korea. B) first appeared in the middle of the twentieth century. C) are, by definition, not conglomerate corporations. D) have declined in number over the last three decades. E) first appeared in the early nineteenth century.
Biology & Microbiology
Enzymes are ____
a. RNA molecules b. proteins c. DNA molecules d. transposable elements e. codons
Biology & Microbiology
The final electron acceptor at the end of the electron transport chain is ________, resulting in formation of ________.
a. CoA; acetyl-CoA b. phosphate; ATP c. pyruvate; oxygen d. oxygen; water e. hydrogen; carbon dioxide
Biology & Microbiology