ABOUT TWINS (yani judwa bacho k bara ma asal haqeeqat)
About Twinsssss By Mubeen Qamar Identical twins occur when one fertilissed embryo splits to form two individuals. Identical twins are genetically the same ; however ,this does not mean that everything abut them will be exactly the same . For example , while the fingerprints of identical twins are more alike than the prints of two completely unrelated people . they are not identical. Identical twins are always the same sex; they usually are the same height, weight and have similar hair color. In relation to the genetic differences in MZ twins, different genes can be turned on or off which is why one identical twin may have a condition or disease that the other doesn’t. The differences are due to a number of natural chemical modifications that can influence changes to DNA – called epigenetics. Researchers have found that epigenetic changes in twins' genomes (their e...