5. Imagine you are volunteering in a 1st grade classroom. The students recently learned about the water cycle. One student raises her hand and asks, “I heard that elements like carbon can cycle too. How
does carbon cycle? Is it like how water cycles?" How would you explain the cycling of carbon to this ist
grade class? Keep in mind that the students have likely not taken an advanced science course yet!

Which properties describe all matter?

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.

Why is excretion necessary to maintain homeostasis?