Two fossils of the same species are found in both africa and south america. what does this indicate?

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

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

Match with o for organic and i for inorganic for each compound