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A-LevelBiologyThe mitotic cell cycle9700/12 · Oct/Nov 2021 · Q181 Mark

Which description is correct?

Acentromere holds two chromatids together until the end of prophase and attaches to the microtubules of the spindle.
Bchromatid is one of two identical parts of a chromosome and is made of proteins and two molecules of DNA.
Cchromosome is a structure with two identical parts, made of DNA and proteins, found in the nucleus of a prokaryotic cell.
Dtelomere is a sequence of DNA nucleotides, such as GGGTAA, repeated many times and found at the ends of each chromatid.

✓ Correct answer

D: telomere is a sequence of DNA nucleotides, such as GGGTAA, repeated many times and found at the ends of each chromatid.

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About this question

Topic
The mitotic cell cycle, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source
A-Level Biology, Oct/Nov 2021 Paper 1 Variant 2, question 18.

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