Why is it that evolutionarily speaking people of African Latino nd Mediterranean descent had the traits for sickle cell?

What are the steps of how energy is transformed in plant cells?

Drag each tile to the correct box. arrange the phases of mitosis in the correct order. 1 (condensation of chromosomes) 2 (separation of chromosomes) 3 (formation of spindle fibers) 4 (alignment of chromosomes in the center of the cell) 5 (pinching of the cell membrane)

Explain how the political influence of african americans leaders became weaker.