Practice IB Biology Topic 7.1 DNA Structure and Replication with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for 7.1 DNA Structure and Replication and mirrors Paper 1A, 1B, 2 style where relevant.
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Which DNA has identical base pair sequences?
I. DNA that segregates during mitosis
II. DNA that segregates during meiosis I
III. DNA that segregates during meiosis II
Draw a labelled diagram of the ultrastructure of a prokaryote.
Explain the process of DNA replication.
Outline how the structure of the ribosome is related to its function in translation.
According to the induced fit model of enzyme function, which of the following statements is correct?
A human cell has between 20000 and 25000 genes whereas an E. coli cell has approximately 4000 genes. Which of the following statements is true?
Describe the structure of the DNA molecule.
Outline the role of three enzymes used in the replication of DNA.
Insulin is produced in β cells of the pancreas and not in other cells of the human body. Explain how differentiation of cells and regulation of gene expression allow proteins such as insulin to be produced in only certain types of body cell.