Human Karyotype Flashcards
1
Q
Define a karyotype
A
A particular set of chromosomes an individual has.
2
Q
How are they laid out on a chart?
A
By length, longest to shortest and they are numbered.
3
Q
What are autosomes and how many are there.
A
There are 22 pairs of autosomes, and autosomes are similar looking chromosomes/identical.
4
Q
Who is XX
A
Female
5
Q
Who is XY
A
Male
6
Q
How many chromosomes are there?
A
23, there are 22 autosomes and 1 pair of sex chromosomes (XY or XX)
7
Q
(T/F) These pairs will get duplicated during cell division.
A
True, they will undergo cell division (process of 23 - 46 chromosomes)
8
Q
Who found out about sex chromosomes and when?
A
Thomas Hunt Morgan 1906.
