·         MendelDominant

o   was a monk working with plants/garden

·         Laws of inheritance

o   Ppl thought that traits were blended.

o   Blending  does not occur

o   You can get a mix of traits but you not a blend.

o   He looked at pea plants and

Genotype

actual dna make up. Which alleles are present

Phenotype

expression of genes + any environmental impact.

Segregation

 for a trait each allele is separated and inherited independently from your parents

Dependency

o   EACH TRAIT IS INDEPENDENT FROM EVERY OTHER TRAIT is wrong……………………………………………………………………………………………………………………………………….

o   Wrong because traits go in a sequence i.e. dark skin leads to dark hair leads to dark eyes.

·         1 gene = many traits

·         In heterozygous trait

o   Dominant trait just hides recessive trait

o   Recessive is not completely hidden.