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A cross between a organism with dominant...

A cross between a organism with dominant phenotype and a homozygous recessive to know the genotype of former is called :

A

back cross

B

test cross

C

reciprocal cross

D

Monohybrid cross

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The correct Answer is:
B
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A cross in which an organism showing a dominant phenotype is crossed with the recessive parent in order to know its genotype is colled :

A cross between the F_(1) - hybrids with any one of the homozygous parents

Back cross is a test for genotype of an organism with dominant phenotype.

If a cross between two individuals produce offspring with 50% dominant character (A) and 50% recessive character (a) the genotype of parents are:

The genotype of a plant showing the dominant phenotype can be determined by :

A cross between AaBB x aaBB produces the offspring with genotypes :

MBD PUBLICATION-HEREDITY AND VARIATION-QUESTION BANK
  1. When a hybrid tall pea plant is cross fertilized with a dwarf pea plan...

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  2. Law of segregation explains expression of recessive characters in :

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  3. A cross between a organism with dominant phenotype and a homozygous re...

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  4. A mother of blood group O has a group O child , the father could be

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  5. After a cross of tall plant and dwarf plant,in F1 generation ratio of ...

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  6. A pair of contrasting characteristics is called :

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  7. A couple with blood groups A and B may have children with blood group ...

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  8. Which of the following ratio represents a test cross ?

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  9. An F2 genotypic ratio of 1:4:6:4:1 instead of 9:3:3:1 indicates :

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  10. Which term was used by mendel to represent hereditary unit ?

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  11. Right - handedness is dominant over left- handedness . Most probable g...

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  12. What types of genotypes are expected when a plant with AABb genotypes ...

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  13. Which one of the following pairs of features is a good example of pol...

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  14. How many different kinds of gametes will be produced by a plant having...

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  15. Test cross is a cross between :

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  16. What is the dominant to recessive ratio in Mendel's monohybrid cross ?

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  17. What are the gene pair signifying a trait called?

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  18. In male cells of humans is absent.

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  19. Which organism has taken as experimental material by Morgan for geneti...

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  20. Father transmit X- lined trait to

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