restricted endonucleases are used to cut DNA into smaller fragments
Answer:
Genetic, geographic & cultural factors that cause sickle-cell anemia. It is important to note that even genetic diseases are caused by multiple social, environmental and biological factors. This is particularly true in the case of sickle-cell anemia, a genetically inherited blood disorder usually found in people with West African ancestry (PBS 2001).
Blood vessels that absorb strong pressure pulses contain more of elastic<span> tissues. These tissues are bundles of protein that can be found in extracellular matrix of connective tissue. These are produced by fibroblasts and smooth muscle cells found in arteries.
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