Is The Following Sentance True Or False: Common Sense was published in Philadelphia in January 1776. Within months, 120,000 copies circulated throughout the colonies.

Crossing over is a method of (blank)?

Choose the diagram that best represents a habitat corridor explain your choice.

During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.