Answer:
I believe the answer is A
Explanation:
The Sun is located in the Orion Arm
Phylogenetic
Scientist use a phylogenetic tree to track the evolutionary history of a species.
Answer:
Carbondioxide and water
Explanation:
During respiration food molecules are broken down to release energy. During this process oxygen is required and not formed but Carbondioxide and water is liberated as byproduct. So the closest answers are Carbondioxide and water
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