An artificial heart has been altered by man in some way. Like if they had a valve replaced it becomes artificial.
Arctic/Polar is the best answer
Your answer would be:
Temperature and amount of available water.
Abiotic: a non-living factors that affect organisms and their ecosystem. Can be a physical or chemical part.
Temperature and water as we know, are not living (biotic) components.
Answer:
Just letting you know that the meaning of a vestigial structure
Explanation:
It is a structure that has no purpose. For ex. a pig's back toe has no purpose it's just there. It doesn't function
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The statement "<span>Forensic scientists rarely have to positively identify a specific drug since they only need to prove the general category of a drug for court cases." is true. </span>
