Date | May 2009 | Marks available | 1 | Reference code | 09M.1.HL.TZ1.4 |
Level | Higher level | Paper | Paper 1 | Time zone | Time zone 1 |
Command term | Question number | 4 | Adapted from | N/A |
Question
How do prokaryotic cells divide?
A. By mitosis
B. By meiosis
C. By budding
D. By binary fission
Markscheme
D
Examiners report
Some teachers believed that mitosis could be considered a correct answer for the prokaryotic cell division, but this mechanism only occurs in eukaryotes (it requires the presence of chromosomes). Most candidates did very well in this question and it was a very good discriminator.