Question

what is the outermost layer of the skin called? the mesoderm. the hypodermis. the dermis. the endoderm. the epidermis.

Explanation:

The skin has multiple layers. The outermost layer is the epidermis. The mesoderm is one of the three primary germ layers in embryonic development and not a skin - layer. The hypodermis is the layer beneath the dermis, mainly composed of fat and connective tissue. The dermis is the layer below the epidermis, containing blood vessels, nerves, etc. The endoderm is another primary germ layer in embryonic development, not related to the skin's outermost layer.

Answer:

The epidermis.