Answer:
i think the answer is refracted but im not 100% sure :(
Answer: coal
Explanation: coal is formed when layers of peat are compressed by the layers of rocks above.
Answer:
Gas exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them. As shown below, inhaled oxygen moves from the alveoli to the blood in the capillaries, and carbon dioxide moves from the blood in the capillaries to the air in the alveoli.
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Hii! I believe the answer is D. The brown beetles were better able to survive to reproductive age and pass on their traits. (:
I believe your answer would be D.
