Your immune system produces white blood cells or leukocytes that fight infections and diseases. The two basic types of leukocytes are phagocytes, which are cells that chew up invading organisms and the other are lymphocytes, that are cells that allow the body to remember and recognize previous invaders and help the body destroy them ..................
Resistance.
Deserts and Mountains
aids virus
Non specific defenses against pathogens include intact skin, temperature, neutophils, macrophages, and natural kills cells.
Skin
They weren't - they were just less vulnerable to the European diseases. Native Americans had never encountered those diseases before, so they had no natural defenses against them.
Mesopotamia was the civilization that had greater natural defenses.
The body's natural defenses include the immune system, which fights off infections and diseases; skin, which acts as a physical barrier against pathogens; and the mucous membranes, which trap and eliminate harmful invaders. Additionally, inflammation helps to remove damaged cells and initiate the healing process.
Host defenses that protect against infection include natural barriers. Such barriers are skin, or mucous as an example.
This is how vaccines help the body's natural defenses against viruses: -because vaccines contain weak and dead viruses -this can help our immune system to recognize and adapt to it -so this will not be the problem for it if later on this type of viruses threat us Hope this help Vipha
One of the best defenses against human viral diseases is vaccination. Vaccines stimulate the immune system to recognize and combat specific viruses, providing immunity and reducing the risk of infection and severe illness. Additionally, maintaining good hygiene practices, such as handwashing and using sanitizers, can further help prevent the spread of viruses. Together, these strategies are essential in controlling and preventing outbreaks of viral diseases.
On bread which is just pure food. A bush has a number of natural defenses against molds.