What is crossing over?Group of answer choicesthe exchange of homologous portions of nonsister chromatidsalso referred to as the “independent assortment of chromosomes”making an RNA copy of a DNA strandthe movement of genetic material from one chromosome to a nonhomologous chromosomethe exchange of homologous portions of sister chromatidsa direct consequence of the separation of sister chromatidsNext

Crossing over is __________.View Available Hint(s)for Part Athe formation of tetradsan independent assortment of chromosomesthe exchange of corresponding portions of homologous chromosomesthe movement of genetic material from one chromosome to a nonhomologous chromosome

Which of the following processes occurs when homologous chromosomes cross over?Group of answer choicesCorresponding segments of sister chromatids are exchanged.Two sister chromatids exchange identical pieces of DNA.Two sister chromatids get tangled, resulting in one re-sequencing its DNA.Maternal alleles are “corrected” to be like paternal alleles and vice versa.Corresponding segments of nonsister chromatids are exchanged.Next

Crossing over is the process in whichMultiple choice question.homologous chromosomes align randomly along the metaphase plate.sister chromatids are separated to opposite poles of the cell.sister chromatids align singly along the metaphase plate.homologous chromosomes physically exchange pieces.

Crossing over occurs between homologous chromosomes.Group of answer choicesmeiosis onlyneither mitosis nor meiosismitosis onlyboth mitosis and meiosisNext

A chromosome created when crossing over combines DNA from two parents into a single chromosome.Group of answer choicessister chromatidclonehomologous chromosomechiasmaautosomerecombinant chromosomeNext