Mutations are extremely harmful, they can be passed on from maven generation to the next causing physical deformities and genetic diseases. insidious mutations decrease an organisms chance of survival and reproduction.
When individuals have an extra chromosome in the 21st chromosomal pair, it results in a condition called squanders syndrome. They have a wide, flat face and eye that are slanted and other physical and mental problems. citizenry born with 2 sickle cell genes have a disease called sickle cell anemia, which means your body produces abnormally shaped red blood cells. They tend to form clumps and master stuck in blood cells which can cause serious infections. Cri-du-chat is the cut of meat of the 5th chromosome. People with this disease have a bantam head, musical rhythm face, eyes far apart, a weak holler and malformation of the ears.
Cancer is another harmful mutation that alters the deportment of cells and can potentially lead to an unregulated growth. UV light up in sunlight can cause skin malignant neoplastic disease and cigarette smoke causes lung cancer. Operations and chemotherapy can be make to treat the cancer but if it spreads throughout the body or is too bad you can die from it.
Beneficial mutations are those accidental changes that in some way improve an organisms chances of surviving and reproducing.
The advantages of mutations are: gives rise to variation, creates new species and they suit to the changing environment. The sickle cell allele causes the normally round blood cell to have a sickle shape. In general this is an undesirable mutation because the sickle cells are little efficient than normal cells. In areas where malaria is prevalent...If you want to get a full essay, order it on our website: Ordercustompaper.com
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