Common skin problem

 In our life, from childhood to elder age we suffers from various kinds of skin disorder.

Skin is a part of the integumentary system that protect body from outside environment. It can regulates temperature.

Allergic reaction in most of the case causes skin damage. Moreover, fungal infection, parasitic infection, bacterial infection, viral infection causes different types of skin disorder. 

Moreover different types of vitamin like vitamin C and Vitamin E causes skin development. Smoking usually can harm your skin beauty.

Sunburn can cause different types of skin problem.

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DNA and it's important function

 DNA

The important part of nucleus nice double helix structure where RNA is single helix structure. 

It carries genetic materials and flows inheritance properties. 

Cell division

A process when DNA divided into single helix RNA and causes growth. More cell from a single cell. 

DNA have important role in following function

Genetic recombination, 

Genetic crossover

DNA replication 

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DNA

 DNA is Dioxyribonucleic acid. It is a career of genetic information. DNA is a double helix model. Two helix of single RNA spirally coilled and forms double helix DNA structure. 

During cell division a single DNA divided into two single helix RNA. Again each RNA make a copy of itself and further coiled and form double helix DNA. That is called DNA replication.