Science gene vs allele

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Very long strands of DNA

Chromosomes

A v shaped hairline is an example of

Dominant trait

Examples of genes

Eye color, hair color.

What determines your traits

Genes

How many copies of each gene do you have?

two

What's the function of a gene

Responsible for the expression of traits

What is the function of an allele

Responsible for the variations in which a given trait can be expressed

When two genes are different

heterozygous

How many chromosomes do humans have?

46 (23 pairs)

What is a gene?

A proportion of DNA that determines a certain trait.

A straight hair hairline is an example of

A recessive traite

Which one comes in pairs, genes or alleles

Alleles

Examples of alleles

Blue eyes, blonde hair

All genes passed to an individual

Genotype

How are traits past to offspring

Heredity

Genotypes can be either?..

Homozygous or heterozygous

Dominant traits require the presence of

Only on allele

physical chracteristics of an individual

Phenotype

Proteins play what role in our bodies

Producing hormones, creating antibodies

What is an allele

a specific form of a gene

When 2 alleles are identical?

homozygous


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