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Question 18N.1.SL.TZ0.1

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

If cells of a multicellular organism have the same genes, how can there be many different cell types in a body?

A.  Some genes but not others are expressed in each cell type.

B.  Cells lose some genes as development occurs.

C.  Genes do not determine the structure of a cell.

D.  Cells must practice division of labour in order to survive.

[1]

Markscheme

A

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