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Animal Biotechnology Chromosomes

Animal Biotechnology Chromosomes
The percentage of individual with a given genotype, which exhibits the associated phenotype, is defined as

penetrance
inheritance percent
expressivity
environmental influence

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Animal Biotechnology Chromosomes
Incase of inversion when the inverted segment of chromosome includes centromere, it is known as

pericentric inversion
paracentric inversion
double inversion
inverted inversion

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Animal Biotechnology Chromosomes
A map of chromosomes that utilizes cloned and sequenced DNA fragments rather than genetic markers is known as

a cloning map
none of these
a genetic map
a physical map

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Animal Biotechnology Chromosomes
Bar eye character of Drosophila is due to

duplication in region of 16A of X chromosome
deletion in region of 16A of X chromosome
due to presence of additional X-chromosome
due to a point mutation in eye-locus

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Animal Biotechnology Chromosomes
How many chromosomes are there in Caernorhabditis elegans?

6
9
12
3

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Animal Biotechnology Chromosomes
In an organism, the chromosome number is maintained constant because of

DNA duplication
synapsis
crossing over
independent assortment

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