Flashcards in Chapter 15 Deck (19):
What were Mendels hereditary factors?
Where were Mendels hereditary factors located?
What happens to homologous chromosomes during meiosis? How does this relate to the law of segregation?
The chromosomes separate and segregate this exactly what the law of segregation
Name three reasons to use fruit flies as a model organism for studying genetics
Prolific and fast breeders
Only four pairs of chromosomes
What does wild type mean?
The phenotype for a character most commonly observed in natural populations
What is the opposite of wild type?
Morgan's p generation
True bred parents
Everyone is wild
3:1 red to white
No white females
Why did Morgan get the particular result he got in his f2 generation?
The eye color gene is sex linked it is only present on the X chromosome not the y
Sperm and eggs 50/50
x and x
X and y
Did Mendel know what his "hereditary factors" actually were?
Do all animals use this same system of sex chromosomes?
On which chromosomes are nearly all human sex linked genes found
Three sex linked disorders found in humans
Duchenne muscular dystrophy