10.4 Flashcards
1
Q
Barr body
A
an inactive X chromosome found in the somatic cells
2
Q
Deletion
A
where part of a chromosone is deleted
3
Q
Duplication
A
where part of a chromosone is duplicated
4
Q
Inversion
A
where part of a chromosone is switched in the wrong order
5
Q
Translocation
A
where crossover happens between NON homologous chromosones
6
Q
nondisjunction
A
leads to the wrong number of chromosomes in a gamete (Trisomy and Monosomy)
7
Q
what do Barr bodies do and why
A
it inhibits a X chromosone in females because there only needs to be one X active in the cell
8
Q
XY
A
male
9
Q
XX
A
female
10
Q
Autosomes
A
any chromosome other than the sex chromosomes
