Answer:
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Explanation:
Answer:
A burning candle is extinguished when it is covered with a jar.
Explanation:
the candle extinguishes because there is no oxygen in the empty jar
the candle burns longer in a jar with a plant because thye plant gives out o2 and o2 is a supporter of combustion.
the plant also lives longer because the candle gives out co2 after combustion which the plant uses co2 for photosynthesis.
Extension- increasing the angle between two boned of the straightening of a limb
Answer:
Darwin inferred that if humans could use artificial selection, perhaps inheritance could work the same way. ... Heritable differences that exist in every population are the basis for natural selection.
Explanation:
