Genetics 4 Flashcards
(8 cards)
1
Q
What are the typical karyotypes of women and men?
A
46 XX and 46 XY respectively
2
Q
What are some disorders associated with abnormal numbers of sex chromosomes
A
XYY syndrome, Klinefilter syndrome, triple X syndrome, Turner syndrome.
3
Q
What is sex linked inheritance?
A
Transmission of genes located on the sex chromosomes.
4
Q
What are the two types of Sex-Linked Inheritance
A
X-linked inheritance and Y-linked inheritance
5
Q
Examples of X-Linked Recessive Disorders
A
Hemophilia A + B, Duchenne Muscular Dystrophy, Red-Green colour blindness
6
Q
Examples of X-Linked Dominant disorders
A
Rett Syndrome, Fragile X Syndrome
7
Q
Examples of Y-Linked Traits
A
SRY gene mutations, some cases of male infertility.
8
Q
A
