Answer:
homologous chromosomes pair up and cross over during prophase 1 of meiosis
Explanation:
The enzymes in your stomach have evolved to work most efficiently at the pH of your stomach, so changing the environment around them would cause them to not work nearly as effectively, if at all.
It’s the organisms I guess
Letters because it resprent unknown things
The reactants of photosynthesis are carbon dioxide and water, meaning during photosynthesis carbon dioxide and water are taken in to create energy. The reactants of cellular respiration are glucose (sugar) and oxygen, these are taken in by animals and humans to produce energy.
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Explanation:
The end products of Photosynthesis are starting products(reactants) of Respiration.
End products of Respiration are starting products(reactants) of Photosynthesis