sex linkage Flashcards
1
Q
2 ways sex can be determined
A
presence of sex chromosomes
difference in number of chromosomes
2
Q
about Y chromosome
A
has a gene that causes testes
3
Q
2w system
A
male: ZW
female: ww
in birds, insects and fish
w chromosome smaller than z
male= haploid, female= diploid
4
Q
environmentally induced sex determination
A
Ex: temp affects sex determination
5
Q
hermaphrodites
A
having both female and male sex organs (plants) may occur at the same time (synchronous) or at different times (sequential)
6
Q
sex linked genes
A
genes found on sex chromosomes
recessive diorders
