Coenzyme in oxidation-reduction reactions that accepts electrons and hydrogen ions to become NADH + H+ as oxidation of substrates occurs. During cellular respiration, NADH carries electrons to the electron transport chain in mitochondria.
What will be an ideal response?
NAD+ (nicotinamide adenine dinucleotide)
Biology & Microbiology
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Which of the following groups of microorganisms is not found among the normal gut microbiota?
A. Protozoa (Entamoeba, Trichomonas) B. Fungi (Candida) C. Firmicutes (Streptococcus, Staphylococcus, Clostridium, Bacillus) D. Enterics (Escherichia, Enterobacter) E. Spirilla (Leptospira, Borrelia)
Biology & Microbiology
How many different amino acids make up
proteins?
a. 4 b. 8 c. 12 d. 16 e. 20
Biology & Microbiology
Which syndrome is characterized by a karyotype with 45 chromosomes?
a. Turner b. Down c. androgen insensitivity d. Klinefelter e. cri-du-chat
Biology & Microbiology
During carrier-mediated facilitated diffusion, the cell will increase its transport maximum if the concentration gradient is increased.
a. true b. false
Biology & Microbiology