What is the difference between micro-evolution and macro-evolution?
1. macro evolution is a change in the gene pool and micro evolution is the formation of a new species.
2. micro evolution is the change in the gene pool and macro evolution is the formation of a new species.
3. there is no difference.
4. micro evolution only happens in the galapagos island and marco evolution only happens in trinidad.

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I think the answer would be 2.) Micro evolution is the change in the gene pool and macro evolution is the formation of a new species.

the correct answer is option d.

an appositive is a noun, noun phrase or noun clause which follows another noun or noun phrase in order to describe it or name it another way. they are usually used between commas, brackets or dashes.

the example sentence with the correct use of commas is the following:

her uncle, the man over there in the red shirt, owns the hardware store in town.