Answer: NADH
Explanation: nicontinamide adenine dinucleotide (NAD) carrying two electrons and bonded with a hydrogen (H)
c the process cells use ti
1. h. channel protein
2. a. energy
3. c. endocytosis
4. d. passive transport
5. f. exocytosis
6. b. facilitated diffusion
7. e. active transport
8. g. carrier protein
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