Answer:
Coal
Explanation:
it's expells the most CO2 into the atmosphere
Answer:
a
Explanation:
generally there are four types of cell signaling. this a common mcq which was asked several times.
Dna is being copied two time
The correct answer is soil structure. Soil structure refers to the arrangement of soil separates into units which are called soil aggregates which possess solids and pore space. Aggregates are separated by planes of weakness and are dominated by clay particles. Example of an aggregate is silt and fine sand.
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