Which interaction is most likely to result in the most competition among the organisms? a. lions and vultures eat the remains left after a lion kill. b. grasshoppers and caterpillars eat oak leaves. c. sagebrush and cacti obtain light in the desert. d. producers and scavengers eat deer carcasses.

During the process of blank and molecules such as a glucose must use a protein channel to cross through a cell membrane

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.

Which phrase best describes the main goal of a human community