PractiseQuestion bank
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12 questions
SA-AB-GE2-0011 markL1 FoundationCalculatorStem cells
Cells from an early embryo that can become any cell type including placenta are
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0121 markL1 FoundationCalculatorEpigenetics
Epigenetic changes
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0021 markL2 StandardCalculatorStem cells
Bone marrow stem cells that form different blood cells are
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0031 markL2 StandardCalculatorStem cells
iPS cells are made by
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0041 markL2 StandardCalculatorRegulation
A transcription factor
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0051 markL2 StandardCalculatorRegulation
Oestrogen can enter cells easily because it is
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0061 markL2 StandardCalculatorRegulation
RNA interference prevents expression by
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0081 markL2 StandardCalculatorEpigenetics
Increased methylation of a gene usually
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0091 markL2 StandardCalculatorEpigenetics
Acetylation of histones
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0101 markL2 StandardCalculatorEpigenetics
A mutation that inactivates a tumour suppressor gene can cause cancer because
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0111 markL2 StandardCalculatorStem cells
A single stem cell divides 10 times (all daughter cells dividing). How many cells result?
Salam Academy Original Practice · Proposed mark scheme
SA-AB-GE2-0071 markL3 ExamCalculatorRegulation
In the lac operon, when lactose is present,
Salam Academy Original Practice · Proposed mark scheme