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Science

Incomplete dominece

Incomplete Dominance When the offspring of two homozygous parents show and intermediate phenotype,this called
a trait that is produced by multiple alleles Polygenic inheritance
Many genetic disorders, such as cystic fibrosis are caused by Recessive alleles
such genetic disorders occur when both parents have one recessive allele to pass on
How do you determine sex in an offspring? Females have XX chromosomes Males have XY Chromosomes which ever allele is passed on
Sex Linked disorders an allele inherited on a sex chromosome is called a sex linked gene Ex. colorblindness
Colorblindness is a sex linked disorder in which people cannot distinguish between colors This trait is a recessive is a recessive carried on a x chromosome
Do a punnet square with a hetrozygous flower WR and a homozygous RR Answer: WR RR RR RR 75% Red 25% white
Can a person with A type blood donate to a,b,o,and ab A yes, B no, o,no Ab yes
Pedigree? A visual tool following a trait
Can a person with B type blood donate to a,b,o,and ab A no, B yes, o no, Ab yes
" O type" A,yes, B yes, O,yes, AB yes
" AB type" A No, B no, O no, AB no,
Created by: Alf606
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