Millennials. With immigration adding more numbers to its group than any other, the Millennial population is projected to peak in 2036 at 81.1 million. Thereafter the oldest Millennial will be at least 56 years of age and mortality is projected to outweigh net immigration. By 2050 there will be a projected 79.2 million Millennials. Generation X
A mutagen is defined as any chemical that can cause changes in the DNA sequence of an organism. These changes are called mutations ( hence mutation + genos (creator) = mutagen ). Some mutagens are well-known: For example UV radiation. UV has enoug...
a physical or chemical substance that causes permanent hereditary change. Physical mutagens include ultraviolet radiation and all kinds of ionizing radiation, such as gamma rays, X rays, protons, and neutrons. High and low temperatures are much less capable of causing mutations.