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Learning Outcomes
Learning Outcomes
Understand that living things have different Traits (features) eg eye colour, height
Understand that these traits are inherited.
Explain that there are genes responsible for each of the traits.
State that genes are made up of DNA molecules.
Explain that every individual has a unique set of genes.
Understand that genes are found on the chromosomes and chromosomes are found in the nucleus of the cell.
Humans have 23 pairs (46) of chromosomes.
A child inherits 23 chromosomes from each parent
1. Traits are just another word for 'features' of a living thing, such as eye colour, height, tongue length etc.
1. Traits are just another word for 'features' of a living thing, such as eye colour, height, tongue length etc.
Every living thing carries instructions inside them that instruct their body to build a certain version of those traits.
Every living thing carries instructions inside them that instruct their body to build a certain version of those traits.
These instructions are called genes and they are made from DNA, which is a code to be translated by our cells.
These instructions are called genes and they are made from DNA, which is a code to be translated by our cells.
2. Every human in the world has their own set of genes, made from DNA.
2. Every human in the world has their own set of genes, made from DNA.
These genes are packaged into things called chromosomes, and most humans have 23 pairs of these chromosomes.
These genes are packaged into things called chromosomes, and most humans have 23 pairs of these chromosomes.
Humans inherit 23 from each of their parents (that form 23 pairs), and will only pass on 23 to their own children too.
Humans inherit 23 from each of their parents (that form 23 pairs), and will only pass on 23 to their own children too.
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