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The different layers of skin literally block bacteria like a forefield
Dermis and Epidermis
The conditions that affect all layers of the skin are vast. Two conditions are cancer and deep burns on the skin.
The skin
they are the epidermis and the dermis
epidermus and dermus
epidermis and dermis
Protocols at each of the OSI layers govern how they are to talk to each other. Each layer of the OSI model has different responsibilities and they may have multiple protocols that they could use. The sender and receiver in networks must agree on a common ground for communication, which is the protocol. Depending on what you are trying to accomplish there are different protocols at different layers of the OSI model. Basically, you need the two systems to agree on how to do that. That is the role of a protocol.
A leaf is made of many layers that are sandwiched between two layers of tough skin cells
It is not
The papillary layer of the skin is one of two layers of the dermis.
The integumentary system consists of skin, hair, nails, and various glands The integument is made up of two parts: • Cutaneous membrane (skin) • Accessory structures Epidermis consists of stratified squamous epithelium containing several different cell layers - Thick skin: contains 5 layers of cells (keratinocytes) • Found on palms of hands and soles of feet • Thickness of ~ 0.5mm (paper towel) - Thin skin: contains 4 layers of keratinocytes • Covers the rest of the body • Thickness of ~0.08mm