10 points

are easier to work with than reality and can be manipulated.

a. computers

b. experiments

c. observations

d. models

The deserts of the sahara and australia are associated with

Explain why ecosystem diversity results in species diversity in a healthy biosphere

In one or two well-crafted paragraphs in your laboratory journal, summarize the process in which normal cells become cancer cells. your paragraph(s) must include each of the terms listed below. underline each term in your writing: