Which is a cause of drought? A. High precipitation levels
B. low water demand
C. low precipitation levels
D. high water demand

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

What noticeable trend from this graph might be used to make a conclusion?

What are the student's observations and inferences before he starts his investigation?