How do u explain the fact that the alcohol turns green?

Why is it important to reduce the number of chromosomes in half when forming gametes for sexual reproduction?

Brainliest ! which would require more force to move or slow down between a bowling ball and a soccer ball? explain why?

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.