jayanataraj97 wrote:

I have taken Biol 155 from block B1, Phys 156 from B2, and Chem 158 + 159 also from B2. This is more than the 8 units required to complete the block. Do I still have to take a class from B3, or have I completed Block B?

 The "Physics" requirements in the major will cover block B3.