my oh meiosis ( 2.2.5 )
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17 Terms
gametes
sex cells / sperm & egg
homologous chromosomes
cbromosome pairs, one from each parent, w similar gene composition, size & structure
diploid
contain two sets of chromosomes, one from each parent ( 2n )
haploid
contains a single set of chromosomes ( n )
meiosis
a type of cell division that results in gametes
p arm
the shorter chromosome arms
q arm
the longer chromosome arms
nondisjunction
members of a pair of chromosomes fail to separate
monosomy
presence of only one chromosome in a pair
trisomy
presence of three of the same chromosome ( one extra )
deletion
a segment of a chromosome is removed or lost
duplication
a segment of the chromosome is replicated and inserted next to original copy
inversion
part of the chromosome is placed in the wrong orientation compared to the rest
insertion
a part of one chromosome is removed and added to another chromosome
translocation
when two chromosomes swap segments
music therapist
works with patients to sing, create, move to, or listen to music to help them cope or self express
turner syndrome
genetic condition where one X chromosome is missing causing short stature, infertility, and developmental problems
