Skin color is determined by three to five gene pairs. this makes skin color

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

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 number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give