Chapter 13

What accessory pigments are present in phototrophs, and what are their functions? (Section 13.2)

How does light result in ATP production in an anoxygenic phototroph? In what ways are photosynthetic and respiratory electron flow similar? In what ways do they differ? (Section 13.3)

Why is the enzyme hydrogenase useful to Desulfovibrio even when it is not grown on \(\mathrm{H}_{2}\) as electron donor? (Section 13.18)

How do monooxygenases differ from dioxygenases in terms of the reactions they catalyze? Why are oxygenases necessary for the aerobic catabolism of hydrocarbons? (Section 13.22)