Question

1. choose the best answer. ____ is the pigment that gives each person a skin tone. keratin dermis melanin follicles

Explanation:

For question 3:

• The epidermis has no blood vessels, so blood cells do not move through it.
• The outermost layer of the epidermis is composed of dead keratinized cells, which are constantly shed and replaced by new cells from the deeper living layers.
• Epidermal cells are arranged in stacked, sheet-like layers, not woven strings.

For question 4:

• Keratin is a structural protein in skin, hair, and nails.
• The dermis is the inner layer of skin, not a pigment.
• Follicles are structures for hair growth.
• Melanin is the pigment responsible for skin, hair, and eye color variation.

Answer:

3.

• Most of the epidermis is made up of dead skin cells.
• The body constantly replaces dead cells that fall off the epidermis.
• Cells are stacked on top of one another like small sandbags.

1. Melanin