Inheritance Flashcards
Waht are all the terms you need to know
Waht is a gene - a sequence of dna that codes for a protein / characteristic and coupes a specific locus a chromoses
It it eh most basic init of hereditary
Alleles are different crop pies of the same gene
Homologous pairs a plait of chromosomes where on chroodosme has come form the mother and the other form the father to forma bivalent whcih happens drunks prophase 1 of meiosis
What did Mendel study
He studies inheritance of the garden pea
Waht was the peas a useful choices for experiments
Easy to grow
Flowers can bothe self fertiliser and cross fertilise
Make flowers and fruit in the same year
The made a large number of seeds from each cross meaning that the photypes of the next generation were statistically meaningful
When does linkage happen
Linkage happens an when the allies of two genes are on the same ch
Waht is diyhbrid inheritance
This is the inheritance of two characteristics which are located on different genes
This alights with Mendelssohn law if independent assortment each memeber of an alleluia part will combine with either of another
When do you do a test back cross
You dio it with a dihybrid cross When you are choking wether the organisms with the two dominant phenotypes is homozygous for both homozygous for one and heterozygous for the other or heterozygous for both
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