| Date | May 2015 | Marks available | 1 | Reference code | 15M.1.HL.TZ2.30 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Identify | Question number | 30 | Adapted from | N/A |
Question
What results from the fusion of tumour cells with B-cells?
A. The inability of B-cells to divide
B. The production of monoclonal antibodies
C. The production of antigens
D. The activation of helper T-cells
Markscheme
B
Examiners report
This question was a good discriminator and good candidates clearly understood that fusing tumour cells and B lymphocytes serves the purpose of producing monoclonal antibodies.
