10.4 Chromosomal Abnormalities Flashcards
1
Q
Nondisjunction
A
When homologous chromosomes or sister chromatids don’t separate
2
Q
Trisomy
A
Cells are diploid but have 3 of one chromosome type
3
Q
Monosomy
A
Cells are diploid but only have 1 of one chromosome type
4
Q
Autosomes
A
Chromosomes that are not sex chromosomes
5
Q
Sex chromosomes
A
Chromosomes that are used in meiosis and fertilization
6
Q
Barr body
A
Inactive X chromosomes
7
Q
Deletion
A
Part of a chromosome is removed
8
Q
Duplication
A
Part of a chromosome is mistakenly copied
9
Q
Inversion
A
Parts of a chromosome are reversed
10
Q
Translocation
A
Parts of a chromosome are swapped
