Resource partitioning would be most likely to occur between a) sympatric populations of a predator and its prey. b) sympatric populations of species with similar ecological niches. c) sympatric populations of a flowering plant and its specialized insect pollinator. d) allopatric populations of the same animal species. e) allopatric populations of species with similar ecological niches.

What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.

Which of the following organisms are capable of self-fertilization? a. plants b. tigers c. humans

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.