Choose the Correct Answer from the List Below

question 27

Multiple Choice

Choose the correct answer from the list below. Not all of the answers will be used.
-____________: This electron carrier of photosystem I is an iron-sulfur protein.

• A)960 nm
• B)magnesium
• C)ATP synthase
• D)chloroplasts
• E)thylakoids
• F)copper
• G)β-carotene
• H)680 nm
• I)FAD
• J)chlorophyll a
• K)ferredoxin b
• L)resonance energy transfer

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Definitions:

Serosa

The outermost layer of tissue that envelops some internal organs, part of the lining of the body cavities and a structure involved in protection and secretion.

Submucosa

A layer of tissue beneath the mucosa, containing blood vessels, nerves, and lymphatics, supporting the mucosa.

Plicae Circularis

Plicae circulares are circular folds of the inner lining of the intestine, which increase the surface area for absorption of nutrients.

Intestinal Villi

Small, finger-like projections that extend into the lumen of the small intestine, greatly increasing its surface area for nutrient absorption.