Carbon dioxide :)
hope it helps!
They transport oxygen to all the cells of the body
Answer: Literally no clue
Explanation: Give me the points queen :)
<span>Prior to 1879, people who studied behavior associated themselves with biology.
In the past, it was thought that certain behaviors were only the result of biology. Those scientists assigned various mental disorders to problems within that person's body, when in fact, not all mental disorders come from biological problems.
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Answer:
Mutations are random Mutations can be beneficial, neutral, or harmful for the organism, but mutations do not “try” to supply what the organism “needs.”
Explanation:
