Question

is/are to the dermis as ________ is/are to the epidermis. nerves; melanin dead skin cells; melatonin blood vessels; nerves melatonin; blood vessels

Explanation:

The dermis contains nerves, blood - vessels etc. Melanin is a pigment found in the epidermis. Nerves are present in the dermis and melanin in the epidermis making the first option correct. Dead skin cells are in the epidermis and melatonin is a hormone not related to skin layers in this context. Blood vessels are in the dermis but nerves are also in the dermis not exclusive to the epidermis. Melatonin is a hormone not related to skin layers in this comparison.

Answer:

A. Nerves; melanin