Choice 1 protons and neutrons, not electrons because they are in the outside circling it
Answer:
Arteries are the vessels that will be the first to contact the blood from the ventricles. Arteries are blood vessel that transports blood from the heart to other parts of the body such as lungs and tissues.Explanation:
Classification is subject to change because science is an evolving subject. New things are discovered every year and thus changing the way we understand the world around us.
Answer:
secondary consumer is correct answer
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