Answer:
Explanation:
You need the respiratory system when you kick a ball because you need to be able to breath but if you are playing soccer this benefits the cardiovascular fitness level. Cardiovascular fitness is, according to the American Sports Medicine Institute, the efficiency of your heart, lungs and vascular system to deliver oxygen to your muscles to maintain activity.
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B: during the early stages of meiosis, chromosomes in a homologous pair exchange segments, the process is called Crossing over.
Landfills containing chemicals that drain into the soil
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