IMAT Cell cycle, checkpoints and apoptosis questions
34 questions · Biology
The phases of the cell cycle, the checkpoints that control it, the proteins that drive it, and programmed cell death (apoptosis).
Sample questions
- A cell line carries an inactivating mutation in p53 in both alleles and is irradiated with a dose that breaks both DNA strands. The most likely outcome is:
- AThe cell arrests permanently in G1
- BThe cell undergoes apoptosis faster than a normal cell
- CDNA repair becomes more efficient than normal
- DThe cell stops replicating its DNA but completes mitosis normally
- EThe cell continues through the cycle and passes the damage on to its descendants
The question bank is one part of IMAT Doutor, which also has timed mock exams, Exam X-Ray and performance analysis. See everything on IMAT Doutor →