DP Biology (first assessment 2025)

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Question 23M.1B.SL.TZ1.b

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Date May 2023 Marks available [Maximum mark: 2] Reference code 23M.1B.SL.TZ1.b
Level SL Paper 1B Time zone TZ1
Command term Deduce Question number b Adapted from N/A
b.
[Maximum mark: 2]
23M.1B.SL.TZ1.b

Deduce with a reason the identity of the father.

[2]

Markscheme
  1. male 2;
  2. each band in the child’s DNA must be the same as a band in either the mother or the father
    OR
    any band in the child’s profile that is not present in the mother’s profile must be present in the father’s;

Must mention both the mother and father

Syllabus sections