Answer:
I think this would help you Sun, water, food, animals, etc.
DNA replication only happens during meiosis because the chromosome number of the species remains the same from one generation to the next, the chromosome number of germ cells must be reduced by half during meiosis. To achieve this feat, meiosis, unlike mitosis involves a single round of DNA replication followed by two rounds of cell division.
Global Warming, The earth will be too hot in some places to grow plants. This will mean less food.