A-LevelBiologyThe mitotic cell cycle9700/12 · May/June 2023 · Q211 Mark

How many copies of each DNA molecule will be found in a cell at the start of the stages of the mitotic cell cycle shown?

AG₁ of interphase: 1; cytokinesis: 1

BG₁ of interphase: 1; cytokinesis: 2

CG₁ of interphase: 2; cytokinesis: 1

DG₁ of interphase: 2; cytokinesis: 2

✓ Correct answer

B: G₁ of interphase: 1; cytokinesis: 2

Oracle Prep sorts past-paper questions by topic, so you can drill The mitotic cell cycle and see which topics are most likely to come up next.

Topic: The mitotic cell cycle, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2023 Paper 1 Variant 2, question 21.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

Which statements correctly describe features of stem cells that are essential for their role in cell replacement and …

A nucleus in a body cell of a species of fruit fly has 8 chromosomes. How many strands of DNA are present in the nucl…

Which percentage of the chromosomal DNA present in a cell during G₁ is present in the same cell later in the same mit…

Which of the structures are found in photosynthetic prokaryotes? 1 cell surface membrane 2 cellulose wall 3 mesosomes…

A human aorta has a lumen width of 2 cm. A human red blood cell has a diameter of 7 µm. How many red blood cells coul…

At which levels of protein structure do ionic bonds occur? 1 secondary 2 tertiary 3 quaternary