How are plant and animal cells different? What organelles do animal cells have that plant cells do not have? What organelles do plant cells have that animal cells do not have?

What are some characteristics of a free enterprise economy?

What is the approximate time of death of the body temperature is 29.4 degrees celsius

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.