Roulette Questions Flashcards
Define the hardy Weinberg hypothesis. 
In the absence of evolutionary pressures, the allele and genotype frequency of a population will remain constant overtime 
Give assumptions for the hardy Weinberg hypothesis 
No mutations or net immigration/immigration/random meeting/large population size/natural selection 
What is the hardy Weinberg principal used for?
Determine if evolution is occurring in a population

What is fitness? 
The ability of an organism to survive or pass its genes to the next generation 
Define absolute fitness 
The ratio of surviving individuals of a particular genotype after selection compared to before
Define relative fitness
Ratio of surviving offspring per individual of one genotype compared to the number of surviving offspring per individual of the most successful genotype 
Define.co. evolution
The evolutionary responds of an organism to selection pressures by another species

Three types of symbiotic relationship
Commensalism parasitism mutualism 
What is sex linkage? 
Genes which are code only on the X chromosome
