The main concept of cell theory is that cells are the basic structural unit for all organisms. ... Living things may be single-celled or they may be very complex such as a human being. ... Cells hold a variety of pieces and each cell type has a different purpose. ... The trillions of cells in your body make your way of life possible.
Single stranded RNA.
Explanation:
HIV or human immunodeficiency virus is a retrovirus that causes Acute immunodeficiency syndrome (AIDS) in humans. HIV attacks the immune system of the body and so the symptoms of AIDS are significant decrease in immune cell response and decreased population of T-cells with CD4 marker.HIV is an enveloped lentivirus and belongs to the family retroviridae.
B.Cells depend on the amount of molecules they receive relative to their volume.
The surface-to-volume ratio determines how much the cell should be and how much material is released from the environment or into the environment.
But there are cells that have a shape other than spherical and cuboid that have a large surface area and can continue to function, such as neurons and muscles.
Answer:
Mongol empire, empire founded by Genghis Khan in 1206. Originating from the Mongol heartland in the Steppe of central Asia, by the late 13th century it spanned from the Pacific Ocean in the east to the Danube River and the shores of the Persian Gulf in the west. At its peak, it covered some 9 million square miles (23 million square km) of territory, making it the largest contiguous land empire in world history.
Answer:
It is found in dermis of skin and walls of elimentary canal.
Explanation:
Dense irregular connective tissue consist of thick collagen fibre, resulting in a very good tensile strength, providing adequate support to tissues. Its basic function is to connect tissues in the body. It is found in layers of skin and large tubular structures such as elimentary canal, providing them the ability to resist tearing.