Engelmann Concluded That Chlorophyll in the Chloroplasts Is Responsible for Photosynthesis

question 12

Multiple Choice

Engelmann concluded that chlorophyll in the chloroplasts is responsible for photosynthesis based on the which of the following results?

• A) Protons flow through the ATP synthase complex.
• B) The action spectrum of photosynthesis matched the maximum production of oxygen by Spirogyra, with the greatest accumulation of bacteria in the blue and red regions of the spectrum.
• C) Bacteria exposed to the action spectrum for photosynthesis showed no preference to any particular color of light.
• D) Accessory pigments transfer some of the energy of excitation produced by green light to chlorophyll molecules.
• E) Spirogyra cells each contain a long, spiral-shaped, emerald-green chloroplast embedded in the cytoplasm.

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Definitions:

Variable Overhead Rate Variance

The difference between the actual variable overhead incurred and the expected variable overhead based on standard costs.

Labor Rate Variance

The difference between the actual labor rate paid and the standard or expected labor rate, impacting the total cost of production.

September

September, as identified in the Gregorian calendar system.

Materials Quantity Variance

The difference between the actual amount of materials used in production and the expected amount, which can indicate efficiency or waste in the use of raw materials.