Chapter 9 Flashcards
(19 cards)
The study of Heredity
genetics
Genetics is based on the work of…
Gregor Mendel
Tall of short is called the organisms…
phenotype
TT, Tt. tt is the organisms…
genotype
Says that one trait covers up another.
Principle of Dominance and Recessiveness
Says that genes separate during the formation of sperm and egg.
Laws of segregation
Says that pairs of traits separate independently of the other pairs of traits.
Law of independent assortment.
Boxes?
Thats the Punnet Square
When both traits are the same.
Homozygous
When both genes are different for a trait.
heterozygous
TT is…
Homozygous Dominant
Tt is…
Heterozygous Dominant
tt is…
Homozygous Recessive
The likelihood that an event will happen.
probability
How to calculate probability
How many times it has happened/ how many times it could have happened
The factors that Mendel identified were…
Genes
The different forms of the same gene…
alleles
Genotype is found by all the different combinations in the square
ie: 2:2
Phenotype is found by what they will be.
ie: Tall short 2:0
