During crossing-over...
Group of answer choices

genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.

sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles.

genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles.

nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles.