Which proteins move the farthest during sds-polyacrylamide gel electrophoresis?

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

If animal agriculture was eliminated, how much grain would become available for human consumption?

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction.