explain how the arrangement of cellular components during the step of mitosis portrayed by cell D in sample 2 facilitates the proper distribution of chromosomes to the two daughter cells.

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 does secondary succession differ from primary succession?

Is becoming less expensive to screen blood samples for dna certain diseases have genetic basis what is possible ethical concern about the availability of inexpensive dna testing