Answer:
As John is testing the effect of temperature on the solubility of sugar in water. To test this, he will measure the amount of sugar dissolved at different temperature level.
These structures are called Vestigial structures, they resemble structures from the organism's ancestors, but don't have a real purpose for them now.
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B. Food chains show linear movement where food webs show multiple pathways.
There lungs have a big impact with the gasoline situation it has a very toxic smell and is bad if it’s mixed in with the air molecules.
Microorganisms are used in making of bread, tooth paste, dough, pizza etc. they are even used in making vaccines antibiotics. only some microorganisms are harmful
