B1- You and your genes

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Nucleus
The control centre of the cell. Contains genetic material.
1 of 5
Chromosomes
The genetic material in the nucleus. Each chromosome is one long piece of DNA coiled up.
2 of 5
Gene
A short length of a chromosome. They control the development of characteristics and how an organism functions.
3 of 5
Allele
Different versions of the same gene e.g. eye colours.
4 of 5
Genotype
The genes an organism has e.g. Bb for brown eyes
5 of 5

Other cards in this set

Card 2

Front

The genetic material in the nucleus. Each chromosome is one long piece of DNA coiled up.

Back

Chromosomes

Card 3

Front

A short length of a chromosome. They control the development of characteristics and how an organism functions.

Back

Preview of the back of card 3

Card 4

Front

Different versions of the same gene e.g. eye colours.

Back

Preview of the back of card 4

Card 5

Front

The genes an organism has e.g. Bb for brown eyes

Back

Preview of the back of card 5

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