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451.

Andalucian fowl exhibits :-A. Phonotypic blendingB. Mosaic inheritanceC. EpistasisD. Co-dominance

Answer» Correct Answer - A
Discussion
452.

A gene that shows its effect on more than one character isA. PolygeneB. Pleotropic geneC. Multifactor geneD. multiple gene

Answer» Correct Answer - A
Discussion
453.

Epistatic gene differs from dominant gene inA. Epistatic gene is non-allelicB. Epistatic gene never express itself independentlyC. Epistatic and hypostatic genes are present at different lociD. All the above

Answer» Correct Answer - D
Discussion
454.

Assertion :- Drosophila were found very suitable for genetical studies. Reason :- They complete their lifr cycle in about two weeks and produces fix number of offsprings.A. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.B. If both Assertion & Reason are trur but Reason is not a correct explanation of the Assertion.C. If Assertion is True but the Reason is Flase.D. If both Assertion & Reason are false.

Answer» Correct Answer - C
Discussion
455.

In which of the following monosomic make is foundA. HumanB. BirdsC. Honey beeD. Grasshopper

Answer» Correct Answer - D
Discussion
456.

How many different kinds of gametes will be produced by a plant having the genotype AABbCC?A. ThreeB. FourC. NineD. Two

Answer» Correct Answer - D
Discussion
457.

Test cross involves:A. Crossing between two genotypes with recessive traitB. Crossing between two `F_(1)` hybridsC. Crossing the `F_(1)` hybrid with a double recessive genotypeD. Crossing between two genotype with dominant trait

Answer» Correct Answer - C
Discussion
458.

A test cross is performedA. by selfing of `F_(2)`-generation plantsB. by selfing of `f_(1)`-generation plantsC. to determine whether `F_(1)`-plant is homozgous or heterozygousD. between a homozygous dominant and homozygous recessive plant

Answer» Correct Answer - C
Discussion
459.

If a cross is made between AA and aa, the nature of `F_(1)` progeny will beA. genotypically AA, phenotypically aB. genotypically Aa, phenotypically aC. eenotypically Aa, phenotypically AD. genotypically aa, phenotypically A

Answer» Correct Answer - C
Discussion