PGD refers to the technique used by doctors in the determination of the sex of an embryo. Using this technique, doctors can influence the genetic constitution of the embryo to prevent it from...
Introduction Innate immunity is the ancient defence system against infection that is conserved in most of organisms including prokaryotes and invertebrates throughout evolution. Among the...
Abstract Myopia is a common ocular condition which like many other diseases comes about due to the effect of more than one factor. A lot of research has gone into finding out what the mai...
Every individual and every country in world are facing with racial tension. Racial tension can be described as, groups of people or more than one race who live around the same area and they a...