Examine the soil profile and use the drop-down menu to select what each label identifies. Label O (top soil, organic material, weathered rock)
Label A (top soil, organic material, subsoil)
Label B (top soil, subsoil, weathered rock)
Label C (organic material, subsoil, weathered rock)

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

How did the discovery of the rhesus factor affect society? o more patients died from having a transfusion with the wrong rhesus factor 0 new treatments during pregnancy could prevent harm to the developing child. o less donated blood could be used in the treatment of patients. the number of blood types was reduced by half

Why was mendel's work not accepted at the time? o a. his results were false. o b. he did not repeat his experiments. o c. he did not have any data. o d. his results were surprising,