Energy released by the electron transport chain is used to pump H+ ions into which location?
A. Cytosol
B. Mitochondrial outer membrane
C. Mitochondrial intermembrane space
D. Mitochondrial inner membrane
查看答案
Which statement is not correct with regard to redox (oxidation-reduction) reactions?
A molecule is reduced if it loses electrons.
B. A molecule is oxidized if it loses electrons.
C. An electron donor is called a reducing agent.
D. An electron acceptor is called an oxidizing agent.
Cell organelles are located within the ____ of the cell.
A. nucleus
B. cytoplasm
Cell membrane
D. lysosomes
The endoplasmic reticulum functions to:
A. transport materials
B. destroy old cell parts
C. make ribosomes
D. package proteins
This organelle is responsible for destroying worn-out cell parts
A. lysosomes
B. mitochondrion
C. golgi apparatus
D. ribosomes
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