According to the phylogeny tree which phylum of organisms are most closely related to chordates?

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

What types of energy transfers and energy transportations are involved in the domino chain reaction?

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.