To conserve water, an animal's kidneys can pump ions across cell membranes, allowing water to move by

Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation

Number and variety of living organism; includes genetic, species, and ecological types

In meiosis ii during anaphase ii which structures separated homologous chromosomes or sister chromatids