New combinations of genes may be produced through, as the other answerer pointed out, through immigration, sexual reproduction, and mutation. These are three widely used and known mechanisms by which genes will get recombined. It is important to stress that genes are constantly being changed and recombined.
<span>New combinations of genes may be produced by </span>immigration, mutation and sexual reproduction. These new combinations are also called variations.
If Janelle wants to prove her hypothesis on the uneven temperatures inside her house during winter, the next logical step would be to run an experiment.
