The current number of species today is.. A. 10 million B. 100,000 C. 5 million D. 1 million

Facilitates growth and change in neurons and the migration of neurons to different sites in the brain

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.

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment