Name and explain the two types of immune responses in humans.

Name two types of immune systems.

Name and explain the different types of the system.

Explain two types of linkage.

Name the two types of immune systems in a human body. Why are cell-mediated and humoral immunities so called?

Name and explain the type of interaction that exists in mycorrhizae and between cattle egret and cattle.

Name two types of masses.

Name two types of nerve fibres.

Name two types of cells.