Scientist are trying to determine the function of an organelle in a plant cell. they observe that water and carbon dioxide enter the organelle, and oxygen and glucose exit the organelle. this organelle is most likely

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.

How does the nervous system affect the excretory system?

Which of the follow describes a disadvantage secondary sources have compared to primary sources?