| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.SL.TZ1.26 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 26 | Adapted from | N/A |
Question
A combination of antibiotics and bioengineered antibodies to bacterial antigens is now being used in hospitals to treat bacterial infections. What makes this method more effective than just using antibiotics alone?
A. Increases selective pressure on bacteria to evolve antibiotic resistance
B. Bacteria become noticeable to phagocytes
C. Antibodies can be cloned by the immune system
D. Blocks metabolic pathways in bacteria
Markscheme
B
Examiners report
[N/A]
