Answered @ 09/01/2020 12:53 AM By answersmine
Answer: does not have a nucleusAll of the four characteristics (has membrane-bounded organelles, has a nucleus, has a cell wall made of chitin and is at least 10 micrometers in diameter) are properties of eukaryotic cells. Cells that do not have a nucleus are prokaryotic cells.
apex answer: cells are the basic units of life
Medicines which are applied on skin they penetrate into the skin through hair follicles or epidermis and then into the circulation.
It can be defined as the largest skin organ with an all-out territory of around 20 square feet. The skin shields us from microorganisms and the components, manages body temperature, and grants the vibes of touch, warmth, and cold.
Layers of skin
It comprises three layers which are following.
It is the first layer of skin and it is a waterproof obstruction that gives skin its tone. Dead cells are shed consistently from the epidermis as new ones have their spot. Every day 500% million skin cells are shed by us. Indeed, the furthest pieces of the epidermis comprise of 25–30 layers of dead cells.
Layers of epidermis
It makes sweat and oil, gives sensations and blood to the skin, develops hair. It is connective tissue, and it shields the body from anxiety It gives the skin quality and versatility. On the off chance that the dermis is extended a great deal, for example, during pregnancy, the dermis can be torn, and this appears as supposed stretch imprints.
It comprises two layers
It joins dermis to the body, controls body temperature, stores fat. The most profound layer is called subcutaneous tissue, the hypodermis. It isn't actually part of the skin however appends the skin to hidden bone and muscle. Subcutaneous tissue likewise gives skin nerves and blood supply.
Absorption through skin
Drugs penetrate from the external surface of the skin both into the skin. Skin assimilation identifies with the level of introduction to and conceivable impact of a substance which may enter the body through the skin. Human skin comes into contact with numerous operators deliberately and accidentally. Skin assimilation can happen from word related, ecological, or shopper skin introduction to synthetic concoctions, beautifying agents, or pharmaceutical items.
Level: High school
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