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What are mutagenic agents?
The Mutagenic agents, or mutagens, are physical, chemical or biological factors that can cause alteration in DNA molecules.
Instances of believed or well-known to be mutagenic agents are: X, alpha, beta and gamma rays, ultraviolet radiation, nitrous acid, many dyes, some sweeteners, some herbicides, many substances of tobacco, some viruses, like HPV, and so on. Small DNA fragments called as transposons can also act as mutagens when incorporated into other DNA molecules.
Embryology This is the study of growth, fertilization, division or differential of the zygote into embryo of early development of living beings before the attainment of structure
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Elsie is 75 and enjoys attending the women's Institute and doing volunteer work in a local charity shop for a hospice. She is finding herself forgetting small things, and can't alw
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