They both have a spinal chord and a central nervous system.
Answer: <em>Blue light is scattered in all directions by the tiny molecules of air in Earth's atmosphere. Blue is scattered more than other colors because it travels as shorter, smaller waves. This is why we see a blue sky most of the time. Closer to the horizon, the sky fades to a lighter blue or white.
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Explanation: Hope it help have a great day
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Answer:
Increased fossil fuel use has increased atmospheric carbon dioxide.
Explanation:
Burning fossil fuels increases the amount of CO₂ in air, which is unhealthy.
Answer:
Serotonin is an important chemical and neurotransmitter in the human body. it is believed to help regulate mood and social behavior, appetite and digestion, sleep, and memory
Answer:
c. minerals form rocks
Explanation:
rocks are formed from combinations of a few common minerals, hope that helps