What is blood brain barrier(BBB)?

What is blood pressure? How is it measured? Explain factors affecting blood pressure.

What is blood clotting? How and when does it occur?

What happenstopotential barrier and depletion layer in forward biased connection and reverse biased connection.

Incompatibilty is a natral barrier in the fusion of gametes. How will you explain this statement?

What are cold-blooded animals?

What are warm blooded animals?

What does the cerebellum of brain control?

Mrunmayi is called as universal blood acceptor. What is her blood group?

What do grey matter and white matter in the brain represents.