Q1. In Vancouver, British Columbia, the probability of rain during a winter day is 0.58 for spring day is 0.38, for a summer fay is 0.25, and for a fall day is 0.53. Each of these seasons lasts one quarter of the year. What is the possibility of rain on a randomly chosen day in Vancouver?

b) If you were told that on a particular day it was raining in Vancouver, what would be the probability that this day would be winter day?

Q2. Research protist parasites in the Genus Giardia. Scientists have proposed that these organisms represent the "missing link" between prokaryotes and eukaryotes. Explain the cellular structure of Giardia and describe how the cells are alike to typical prokaryotic and eukaryotic cells. How do you think they have to be classified?