03 Multiple Choice The flow of matter through the carbon and nitrogen cycles ensure that -
O nutrients will be circulated throughout the earth and atmosphere.
all energy forms chemical compounds and nutrients are lost as heat.
living organisms will not become limited in any one nutrient.
O human activity will have no effect on elements, chemical compounds, and other forms of matter.

Astudent is looking through a microscope at some cells of an onion root tip. many of these cells are undergoing division since the root tip grows quickly and requires more cells. which cell most recently underwent metaphase? w x y z

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.

In general, are there any major differences that you can see? explain