<span>the outer ear is used to collect sound waves.
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It is a catecholamine. It is also known as adrenaline. It will increase the heart rate and other flight or fight responses.
Answer:
The chemicals left over after a chemical reaction are substrates or resultants.
yellow represents carbon so there are 6 carbon atoms.
blue represents hydrogen/water atoms so
Red represents the oxygen atoms bonded to the hydrogen atoms.
Answer: Im pretty sure the answer is C.) DNA -> gene -> chromosome -> nucleus
Explanation: