B1 - Genes and Chromosomes

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  • Created by: Rachelcfx
  • Created on: 29-04-16 18:20
Most cells in your body have a nucleus, what is a nucleus?
Contains your genetic material in the form of chromosomes.
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In most animal cells chromosomes come in...
Pairs.
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But different species have a...
Different number of pairs.
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How many pairs of chromosomes does a human body cell nucleus contain?
23 pairs.
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Where does the pair of chromosomes come from?
One from each parent.
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What do chromosomes carry?
Genes.
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What do genes do?
Control the development of different characteristics.
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A gene is the...
Short length of the chromosome, long length of DNA.
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An allele is...
The different versions of the same gene.
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Other cards in this set

Card 2

Front

In most animal cells chromosomes come in...

Back

Pairs.

Card 3

Front

But different species have a...

Back

Preview of the front of card 3

Card 4

Front

How many pairs of chromosomes does a human body cell nucleus contain?

Back

Preview of the front of card 4

Card 5

Front

Where does the pair of chromosomes come from?

Back

Preview of the front of card 5
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