O Nutrient AM
Aon with penicilin Agar with karamycin
Which conclusion best supports the data shown?
All antibiotics inhibit the growth of bacteria grown on agar.
Antibiotics have no effect on the growth of bacteria.
O Penicillin inhibits the growth of the bacteria tested.
Kanamycin inhibits the growth of the bacteria tested.

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.