Topics: Biotechnology Quiz
What is the purpose of restriction enzymes?
A. To join fragments of DNA
B. To cut DNA at specific recognition sites
C. To amplify DNA sequences
D. To separate DNA fragments according to size
Select your answer:
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Gastroenterology › ViewWhat is mechanical digestion?
A. Cars breaking food into pieces
B. Chewing, Tearing, and Grinding
C. Acid
Cellular Respiration › View
What is the main job of the electron carriers in cellular respiration?
A. Transport electrons and hydrogen atoms to the electron transport chain
B. Capture energy throughout the process of cellular respiration
C. Provide the reactants for the process of cellular respiration
D. Pump positive hydrogen ions and shuttle electrons across the electron transport chain and contribute to chemiosmosis