Immune System is the system that consists of proteins and cells.
Mutations can lead to missing or malformed proteins, and that can lead to disease. ... Some mutations happen during cell division, when DNA gets duplicated. Still other mutations are caused when DNA gets damaged by environmental factors, including UV radiation, chemicals, and viruses. Few mutations are bad for you.
Reduce the use of items like paper towels, plastic wraps, bottled water, and newspaper.
Reuse. Items like Tupperware containers, metal water bottles, and grocery bags can be reused for multiple times.
Recycle. Items like glass bottles, plastic can, and aluminium cans can be collected and being reprocessed into new containers.
I know sunlight is one of them