2.4 - Cell recognition and Immunology - Exam Pack Mistakes

Question 1

What is the point of secondary immune response?

Answer 1

Stimulate B-memory cells to divide.

Question 2

Injecting anti venom does not give a person lasting protection against the venom of box jellyfish. Explain why

Answer 2

• Because it is a form of passive immunity, the body cannot produce b-memory cells
• so the antivenom just breaks down in the body.

Question 3

What is a vaccine?

Answer 3

• Weakened or dead forms of an antigen from a microorganism
• that stimulates the formation of memory cells.