Inheritance Flashcards
Dominant alleles you use?
Capital letter
Tongue rolling, is it recessive or dominant gene?
Two dominant
Lower case lettering used to show which alleles?
Recessive
What is genotype?
The combination of alleles that an individual has for a particular gene
What are homozygous?
An individual who carries two Of the same copies of alleles for particular gene eg. BB or bb
Heterozygous is what?
Individual who carries two of the same alleles copies eg. Bb
What is phenotype?
Expression of genotype eg. Homozygous recessive genotype of bb would have a phenotype of blue eyes
Stem cells can what?
Develop into any kind of cell- not yet differentiated
Stem cells in humans are found in where?
Human embryos , and adult bone marrow
Why are people against stem cells?
People believe human embryos are potential human life
Why are people for stem cells?
More important to help people who are already living
What are chromosomes made up of?
DNA
Two inherited disorders are?
Polydactyly and cystic fibrosis
What is polydactyly?
When yo have extra fingers and toes - dominant gene
What is cystic fibrosis?
Recessive gene, most parents must carry the allele, mucus in the lungs
