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Question 18N.1.HL.TZ0.2

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.1.HL.TZ0.2
Level HL Paper 1 Time zone TZ0
Command term Deduce Question number 2 Adapted from N/A
2.
[Maximum mark: 1]
18N.1.HL.TZ0.2

Which method provides biochemical evidence that cells have begun to differentiate?

A.  Observation with a light microscope

B.  Observation with an electron microscope

C.  Examination of the DNA sequence

D.  Analysis of the proteins

[1]

Markscheme

D

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