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Back cross is...

Back cross is

A

`F_(1)xxF_(1)`

B

`F_(1)xx` Recessive parent

C

`F_(1)xx` Dominant parent

D

`F_(1)xx` Any parent.

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The correct Answer is:
D
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Explore conceptually related problems

Back cross involves:

Fork line method for gamete formation | | Back cross | | Reciprocal cross | | Incomplete dominance | | Co-dominance

Define test cross and back cross. Give the significance of each of these.

In a back cross, a F_(1) hydrid is crossed with dominant parent , the offsprings :

The back cross of F_(1) hybrid with the recessive parent is called :

Refer the given statements (i) Incomplete or mosaic inheritance is an example of pre-Mendelian concept of blending inheritance (ii) Test cross is a special type of back cross (iii) Chromosomal aberrations are commonly observed in cancer cells (iv) Thalassaemia is a Mendelian disorder Which of the above statements are correct ?

Test cross is a back cross but cross is not necessarily a test cross.

Punnett Square|Reciprocal Cross|Back Cross|Test Cross

Differentiate between back cross and test cross.

DINESH PUBLICATION-GENETIC BASIS OF INHERITANCE-Revision Questions From Competitive Exams
  1. Mendel formulated the law of purity of gametes on the basis of:

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  2. Cross between recessive parent and F(1) hybrid is called :

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  3. Back cross is

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  4. Test cross is a cross between

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  5. Multiple alleles control inheritance of

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  6. One gene pair hides the effect of another. The pheomenon is:

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  7. Genes A and B are necessary for normal hearing. What is the possible g...

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  8. Nonallelic gene having similar phenotypic effect, interact to produce ...

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  9. An allele is dominant if it is expressed in:

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  10. The child of 'O' group has 'B' group father .The genotype of the fathe...

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  11. Percentage of heterozygous individuals obtained from selfing Rr indivi...

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  12. Mendel's law of independent assortment can be demonstrated by

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  13. Law of dominance-recessiveness is proved by:

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  14. In a test cross, the individual is crossed with

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  15. In a cross 45 tall and 14 dwarf plants were obtained. Genotypes of par...

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  16. A yellow seeded true breeding Pea plant is crossed with green seeded t...

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  17. RrYy yields gamete types

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  18. Heterozygous organism for two genes shall be

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  19. Mendel's law of segregation was based on the separation of alleles in ...

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  20. Medel studied inheritance of seven pairs of traits in pea which can ha...

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