Why was the spread of agriculture an important vent in human history?

If a robot fixed another robot is it a engineer or doctor?

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)

Which could be a pathway of food through an ecosystem