To find an average, add all the terms together and then divide them by the number of terms.
7.1 + 9.8 + 2.3 +8.5 + 7.4 + 5.7 = 40.8
40.8/6 = 6.8.
so yes, the answer is b.
The part of the phospholipid bilayer that interacts with water would be the hydrophilic portion consisting of the polar phosphate group. The hydrophobic tails which are the fatty acid chains will not interact with the water present in the aqueous environment.
Answer: It is exchanging genetic material between two paired chromosomes
Explanation: