DP Biology (last assessment 2024)
Question 19M.3.SL.TZ2.17a
| Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.3.SL.TZ2.17a |
| Level | SL | Paper | 3 | Time zone | TZ2 |
| Command term | State | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 1]
19M.3.SL.TZ2.17a
The diagram shows metabolic pathways for lactate in humans.
[Source: © International Baccalaureate Organization 2019]
(a)
State the name of the blood vessel through which lactate from muscles reaches the liver
[1]
Markscheme
hepatic artery ✔
Examiners report
The data showed possible metabolic pathways for lactate in humans. In (a) many candidates wrongly answered the hepatic portal vein.
