How is high cholesterol classified in medicine?

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. this is an example of speciation.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

What two conditions must be present for osmosis to occur?