DP Biology (first assessment 2025)

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Question 21M.2.HL.TZ1.c

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Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.2.HL.TZ1.c
Level HL Paper 2 Time zone TZ1
Command term State Question number c Adapted from N/A
c.
[Maximum mark: 1]
21M.2.HL.TZ1.c

State one use of monoclonal antibodies.

[1]

Markscheme

a. pregnancy testing kits/detection of hCG (to diagnose pregnancy) ✔

b. produce antibodies for treating arthritis/C.difficile/anthrax/psoriasis/ulcerative colitis/asthma/ankylosing spondylitis/Crohn’s disease/multiple sclerosis/HIV/other named disease if verified / targeting tumor cells in treatment of cancer
OR
gives artificial/passive immunity (if injected) ✔

c. blood typing/testing urine for drugs/other verified specific use of monoclonal antibodies ✔

Mark only the first answer.

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