Question 3F: If a mother is a carrier of muscular dystrophy,…

Question 3F: If a mother is a carrier of muscular dystrophy, explain why any male offspring will have a 50% chance of being afflicted with the disorder, and why any female offspring will have a 50% chance of being a carrier themselves.  To answer this question, you will need to think about to our earlier lectures on meiosis and genetic inheritance.

This is Question 4 on your worksheet: The “blood-brain barri…

This is Question 4 on your worksheet: The “blood-brain barrier” is very important for protecting your delicate brain tissue from most toxins and pathogens (bacteria, viruses, parasites, etc.) that enter your blood. This barrier is made up of specialized glial cells, called _____, that are physically positioned between blood vessels and neurons.