Biology, asked by ddevaverma9, 1 year ago

What is test cross and back cross.

Answers

Answered by aastha004
1
In this case, the filial generation formed after the back cross may have a phenotype ratio of 1:1 if the cross is made with recessive parent or else all offspring may be having phenotype of dominant trait if back cross is with parent having dominant trait. The former of these traits is also called a test cross.

ddevaverma9: Can you plz send me pic of cross test and back cross of example..
aastha004: yes i try
ddevaverma9: Ok
aastha004: you can search about this topic on Google you will get the image of this
Answered by chibi80
2

heya mate ♥️

here your answer:

Test Cross :

A test cross is a method of determining the genotype of a particular trait of an organism and the process of hybridization of an organism with that organism with a pure homozygous latent genotype of that trait.

The exact genotype of an organism with an unknown genotype can be determined through test cross.

Back Cross

Back cross is the method of cross-breeding any organism with its offspring.

It is possible to create pure creatures through backcross.

hope it's help ।।

take care

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