ANSWER:
I think it is the first one
Explanation:
Speciation is the process in which new species are created through evolution. I might be wrong though.
the evolutionary process through which new species emerge
I would say 1 and 4 are the best answers. GMO crops are clones (genetically identical) so it reduces the genetic diversity making crops susceptible to new diseases.
The separation or division of the parent cell is called cytokinesis
What about it?
Tell us more
The brain is incorrect. Its the nucleus (the brain is an organ not a organelle)
hope that helps :)