H e l p 1. In this unit you learned quite a bit about water. Why is understanding the physical and chemical properties of water so important in the study of biology? Use at least one property of water as an example in your answer.

2.Enzymes are essential to living things. What are enzymes made of? What exactly do they do in a cell?

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards. the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

Discuss the functions of epithelial connective nerviud and muscular tissues

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13