Directions: Choose the Best Answer Based on the Information You

question 4

True/False

Directions: Choose the best answer based on the information you read in Chapter 5.
​ Some types of thinking require a deeper level of thought and concentration than others.

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Definitions:

Porphyrin Ring

A complex organic ring structure found in many important biological molecules, such as heme, which is central to oxygen transport in blood.

Photosynthesis

The process by which green plants, algae, and some bacteria convert light energy, usually from the sun, into chemical energy.

Light-dependent Reactions

The phase of photosynthesis that converts solar energy into chemical energy, occurring in the thylakoid membranes of chloroplasts.

Carbon Fixation Reactions

Reduction reactions of photosynthesis in which carbon from carbon dioxide becomes incorporated into organic molecules, leading to the production of carbohydrate. See Calvin Cycle.