Air pollution and water pollution are more often regional problems than global problems. Water pollution involves the contamination of water bodies such as rivers, lakes, oceans, and groundwater; usually caused by human activities. Air pollution is the release of pollutants into the air; harmful or excessive quantities of substances such as gases, biological molecules, and particulates.
"The number of chromosomes present in a diploid cell doubles for each generation because there are two parent" is the one among the two statements that <span>is the best explanation for why the chromosome numbers above are all even. The correct option among the two options that are given in the question is the second option or option "B". </span>
C.Stimulation of thoracic or lumbar spinal regions,chain ganglion,acetylcholine release
During endocytosis the plasma membrane folds inwards either through phagocytosis for solits or pinocytosis for liquids.
During exocytosis vesicles for the inside of the cell fuse with the membrane and are released outside of the cell.