Science gene vs allele
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