A gyrus is a ridge or fold between two clefts on the human cortex.
Predation is when one species consumes the other and its killed.
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Answer:
Hematite
Explanation:
The iron content of the mineral gives it a red hue after it has spent a long time exposed to air and moisture
Plastic is taken from the natural, organic substances called Cellulose, Coal, Natural Gas, salt and Crude oil.