The products are C6H12o6 and 602
The mechanism is straightforward: in Metaphase one of Meiosis, chromosomes line up in two lines, with homologous across from each other, which allows them to interact by crossing over. In Metaphase of Mitosis, the chromosomes are all lined up single file, so the homologous chromosomes cannot interact.
II'm in 7th grade so this may not help but I have learned this and I thought I would share it anyways. In eukaryotic cells the DNA is in the nucleus, eukaryotic evolved from prokaryotic cells, DNA is located in the nucleus, and lastly and examples of a eukaryotic cells are animals, plants, and fungi. I hope this somewhat helped you and that you get a good grade !!
A. destroying helper T cells
They both are mechanisms by which new species arise.
Hope this helps! ;)