Answer:
Physical and Chemical Barriers (Innate Immunity) Physical and chemical barriers form the first line of defense when the body is invaded. Physical Barriers. The skin has thick layer of dead cells in the epidermis which provides a physical barrier. Periodic shedding of the epidermis removes microbes.
Explanation
Physical and chemical barriers form the first line of defense when the body is invaded. The skin has thick layer of dead cells in the epidermis which provides a physical barrier. Periodic shedding of the epidermis removes microbes. The mucous membranes produce mucus that trap microbes.
Answer:
Explanation:
how do the atoms in diagram a differ from those in diagram d
Answer:
1. Source of concentrated energy (diet and main storage form)
2.Provides essential fatty acids
3. Adds flavor and texture to foods
4. Carrier of fat soluble vitamins ADEK
5. Body insulation and padding around organs
6. Cell signaling pathways
Explanation:
Great Britain, Spain, and New Zealand
Answer:
Feudalism
Explanation:
Feudalism was the leading way of political and economic life in the Medieval era. Monarchs, like kings and queens, maintained control and power by the support of other powerful people called lords. Lords were always men who owned extravagant homes, called manors, and estates in the country
