The stem
they get sun water and air separated it and put it back together
<span>Alleles
Each human body is composed of genes, and these usually come in pairs that are slightly different from each other. The different versions of genes are called alleles. Alleles are responsible for determining physical or notable characteristics and traits a specific person has. </span>
As far as I know, only the 3rd step, from all the mentioned above occur during meiosis I.
Hope it helped,
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