Karteikarten
Biology- Inheritance and Genetic Diagrams
Karten in diesem Stapel (7)
- 1How many copies of a gene are there and how many are expressed?There are 2 copies of each gene (one from each parent)- but only one is expressed.
- 2What is homozygous?When you have two of the same kinds of alleles.
- 3What is heterozygous?Having two different alleles.
- 4What can alleles be? (two different types).Alleles are either dominant or recessive.
- 5How many alleles must be present for a dominant allele to be expressed?Only one allele must be dominant for it to be expressed but it works with two dominant alleles as well.
- 6Who many alleles must be recessive for it to be expressed?Both alleles must be recessive for it to be expressed.
- 7What case of letter are dominant and recessive alleles represented by?Dominant alleles= Capital letters.
Recessive alleles= lower case letters.
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- A Levels Biology (GCSE) Karteikarten am Biology- Inheritance and Genetic Diagrams, erstellt von Laura Perry am 10/05/2014.
- Erstellt von
- Laura Perry
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