These century has been marked with tremendous increase in science and technology, with great improvement in drugs and medicine, which is easily and readily available to developing countries as a result of international relationships, hence aiding in the reduction of mortality in such region
Yes I do think because we’ve added tar and many other things to our roads the level of it is lower. The reason being of fog does have something to do with the clouds and the pressure that is being lowered to create the fog.
DNA Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). Passed from parents to offspring, DNA contains the specific instructions that make each type of living creature unique.