Review Part A The bacterium E. coli is a single-cell organism that lives in the gut of healthy animals, including humans. When grown in a uniform medium in the laboratory, these What is the magnitude of the bacterium's average velocity for the entire trip? bacteria swim along zigzag paths at a constant speed of Express your answer with the appropriate units. 21 um/s. (Figure 1) shows the trajectory of an E. coli as it moves from point A to point E. View Available Hint(s) ? Value Units Submit Part B What is the direction of the bacterium's average velocity for the entire trip? Express your answer in degrees. View Available Hint(s) Figure AEd y (um) 40 D . clockwise from the positive C 20 direction of a axis B 20 40 60 80 100 Submit -20 E -40 Provide Feedback Next >