1
failure of bivalent or sister chromatids to separate properly in meiosis
2
Base _____ is the replacement of one nucleotide (base) and its partner with another pair of nucleotides
3
mutagen that disrupts spindle fibre formation
4
A condition in which organisms posses extra one (2n+1) or less one (2n 1) chromosomes than the diploid ploidy number.
5
Base ____ : 2 base pairs or more are inverted in nucleotide sequence
6
caused by the deletion of a small segment of the short arm of chromosome 5
7
A permanent change in the nucleotide sequence of an organism’s DNA, creates genetic diversity.
8
Base inversion can lead to ____ mutation
9
Chromosomal alteration which involve the whole set of chromosome (
10
base ____ is potentially fatal
11
Down syndrome is caused by ___ in chromosome 21
12
A mutated gene or an organism carrying a gene that has undergone a mutation
13
sickle cell anaemia is caused by the change of glutamic acid into ____.
14
frameshift mutation is very harmful because it shifts the ___ reading frame
15
___ syndrome's genotype is XO
16
4n = ___ploid
17
nondisjunction in meiosis II will produce ___ types of gamete ploidy: n, n+1 & n-1
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