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Question 21N.2.HL.TZ0.b.ii

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Date November 2021 Marks available [Maximum mark: 1] Reference code 21N.2.HL.TZ0.b.ii
Level HL Paper 2 Time zone TZ0
Command term State Question number b.ii Adapted from N/A
b.ii.
[Maximum mark: 1]
21N.2.HL.TZ0.b.ii

The diagram shows the structure of two chromosomes after the first division of meiosis, assuming that there was no crossing over or chiasmata formation.

State the stage of meiosis where chiasmata formation may occur.

[1]

Markscheme

prophase I;

Examiners report

Mostly Prophase I was given as the answer but all other phases of Meiosis I were given by some candidates and others failed to specify 1st or 2nd division of meiosis.

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