Immunity and Vaccination Before 1963, there were 500,000 cases of measles and 500 deaths due to the disease in the United States each year. After the licensing of the measles vaccine, the incidence of measles dropped 98%, and in 2000, measles was thought to be eradicated in the United States. […]
1- What two evolutionary agents are most responsible fordecreases in gentic variation in a population ? 2- How can selection cause two populations to become differentwith time ? 3- what effect would increasing gene flow between twopupulations have on their genetic makeup ? 4- Through what mechanism can new gentic […]
In an expirement, DCPIP (which interupts electron transport to the thylakoid ETC, becuase it can accept electrons fro PQ) was added to chlorophyll in cuvettes and placed at various distances from a light bulb. As a cuvette was placed closer the lightbulb, its calatytic rate increased up to from 60 […]