The Dermis Has Two Major Layers

question 17

Multiple Choice

The dermis has two major layers. Which layer constitutes 80% of the dermis and is responsible for the tension lines in the skin?

• A) the reticular layer
• B) the hypodermal layer
• C) the subcutaneous layer
• D) the papillary layer

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Definitions:

Thylakoid Compartment

A structure within chloroplasts of plant cells that contains the machinery for photosynthesis.

Chlorophyll A

A key photosynthetic pigment found in plants, algae, and cyanobacteria, responsible for the green color and vital for capturing light energy to produce food.

Light-Dependent Reactions

Series of biochemical processes in photosynthesis that require light to produce ATP and NADPH, occurring in the thylakoid membranes of chloroplasts.

ATP

Adenosine Triphosphate is a high-energy molecule found in every cell. Its job is to store and supply the cell with needed energy.