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M each parent. what is like viagra for women If an individual receives one normal gene and one gene for the disease, the person will be a carrier for the disease but usually will not show symptoms. The risk of transmitting the disease to the children of a couple, both of whom are carriers for a recessive disorder, is 25 percent. Fifty percent of their children risk being carriers of the disease but generally will not show symptoms of the disorder. viagra online Twenty-five percent of their children may receive both normal genes, one from each parent, and will be genetically normal (for that particular trait). viagra without prescription The risk is the same for each pregnancy. Researchers have determined that the gene for tay-sachs disease is located on the long arm (q) of chromosome 15 (15q23-q24). cipla viagra price india Chromosomes are found in the nucleus of all body cells. cipla viagra price india They carry the genetic characteristics of each individual. Pairs of human chromosomes are numbered from 1 through 22, with an unequal 23rd pair of x and y chromosomes for males and two x chromosomes for females. lowest price on generic viagra Each chromosome has a short arm designated as "p" and a long arm identified by the letter "q". Chromosomes are further subdivided into bands that are numbered. The gene responsible for tay-sachs disease, known as the hexa gene, regulates the production of the enzyme hexosaminidase a. More than 80 different mutations of the hexa gene have been identified in individuals with the disease. effects of viagra on young women Inheriting two mutated copies of the hexa gene (homozygotes) causes deficiency of the hexosaminidase a enzyme, which is necessary to breakdown fatty substance (lipid) known as gm2-ganglioside within cells of the body. cipla viagra price india Failure to breakdown gm2-ganglioside results in its abnormal accumulation in brain and nerve cells eventually resulting in the progressive deterioration of the central nervous system. viagra generic In infantile tay-sachs disease, there is an almost complete lack of hemosaminidase a. generic viagra In late-onset tay-sachs disease, there is deficiency of hexosaminidase a enzyme activity. Because there is some enzyme activity, the disorder is less severe and progresses much slower than infantile tay-sachs disease. The exact amount of enzyme activity in late. order viagra

Trustar Diamonds is a wholesale diamond dealer specializing in 100% natural loose diamonds. All of our diamonds come from conflict-free areas, through legitmate sources. We specialize in .50 to 5.00 carat Round Brilliants and Fancy shapes. Our inventory consists of a variety of GIA, AGS, EGL and EGLA certified diamonds, ranging from D to Z in color and FL to I1 in clarity.

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