If Light with an Average Wavelength of 660 Nm Is $\rarr$

question 13

Essay

If light with an average wavelength of 660 nm is used to power the light reactions of photosynthesis, what is the efficiency in terms of energy captured as NADPH and ATP based upon the following information?
2 H₂O + 2 NADP⁺ $\rarr$ 2 H⁺ + O₂ + 2 NADPH E ^$\circ$ ' = -0.50 V
the oxidation of 2 water molecules with production of 2 NADPH requires 8 photons
12 protons are transported to the thylakoid lumen for each oxygen produced

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Definitions:

Apical Dominance

The phenomenon where the main, central stem of the plant is dominant over (grows more strongly than) other side stems.

Auxin

A plant hormone that promotes root formation and bud growth.

Auxin

A class of plant hormones that plays a crucial role in coordinating growth and behavioral processes in the plant's life cycle.

Cytokinin

A class of plant hormones that promote cell division and growth, and delay the aging of plant organs by influencing nutrient mobilization and allocation.