Adrenaline which creates the “fight or flight respond” basically amplifying the function of many of the body’s internal parts to allow someone to escape from a lion.
<span>The level of carbon dioxide in the atmosphere is maintained by several processes, including photosynthesis, respiration and combustion. Green plants remove carbondioxide from the atmosphere by photosynthesis. Living organisms - including allplants and animals - release energy from their food using respiration.</span>
Answer:
The answer is
The digestive system excretes a solid waste and the excretory system excretes a liquid waste.
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C) DNA has double chains, deoxyribose sugar, and thymine while RNA has a single chain, ribose sugar, and uracil.
