Biology, 11.11.2020 21:40 SpookyAlex2132

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Smokers are passing down problems to future generations. Men who smoke and drink alcohol could be endangering the health of their future children and grandchildren. Toxic chemicals in cigarettes and alcohol are thought to cause changes in the DNA, which are passed down via the sperm to future generations.

4.Explain how smoking and drinking alcohol by males can affect the development of an embryo.

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Smokers are passing down problems to...