Answer:
The skin has 4 main layers, Epedermis, Derma, Hypodermis, and the Subcutaneous layer. Each layer is composed of certain material and tissue. On the most outer layer, there is hair, nerves, and glands (of sweat). Down further are veins, and arteries. The adipose tissue makes up the hypodermis layer.
<span>Two things that Characterize the practice of science is empirical evidence and community consensus. Empirical evidence is information which is received by observation or experimentation. This data is recorded and analyzed, which is a central process for scientific methods. Community consensus is a group of people who make a decision by agreeing to support the best interest of the whole group.</span>
It's an adaption of the Southern blot procedure, used to identify specific amino - acid sequences in proteins.