Exercise: Animal Biotechnology Chromosomes

Questions for: Animal Biotechnology Chromosomes

Exchange of segments between non homologous chromosomes is best known as
A:
translation
B:
translocation
C:
recombination
D:
crossing over
Answer: B
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Incase of inversion when the inverted segment of chromosome includes centromere, it is known as
A:
paracentric inversion
B:
double inversion
C:
inverted inversion
D:
pericentric inversion
Answer: D
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A cross shaped (+) or a ring involving four chromosomes may be formed during metaphase I in case of
A:
translocation heterozygote
B:
deficiency
C:
haploid organism
D:
duplication
Answer: A
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A diagram depicting chromosomes of haploid set of an organism ordered in a series of decreasing size is known as
A:
zymogram
B:
chromogram
C:
idiogram
D:
karyogram
Answer: C
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Hairy wing character of Drosophila is due to
A:
duplication in region of chromosome
B:
deletion in region of chromosome
C:
due to presence of additional X-chromosome
D:
due to a point mutation
Answer: A
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