Question
Differentiate between back cross and test cross.
✓
Answer
If a cross is done between the F1 hybrid organism and any one of the parent, it is called back cross.
If a cross is done between F1 hybrid organism and the homozygous recessive individual, it is called test cross.
If a cross is done between F1 hybrid organism and the homozygous recessive individual, it is called test cross.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
- What is this diagram representing?
- Name the parts a, b and c.
- In the eukaryotes the DNA molecules are organised within the nucleus. How is the DNA molecule organised in a bacterial cell in absence of a nucleus?
Write a short note on the origin of life from space.
In angiosperms, zygote is diploid while primary endosperm cell is triploid. Explain.
List the attributes that populations possess but not individuals.
What do the forelimbs of whales, bats and cheetah with respect to evolution signify? Provide one such example in plants.
What are the different levels of biodiversity?
What is meant by gene cloning?
After a brief medical examination, a healthy couple came to know that both of them are unable to produce functional gametes and should look for an 'ART' (Assisted Reproductive Technique). Name the 'ART' and the procedure involved that you can suggest to them to help them bear a child.
Micro-organisms play an important role for the biological treatment of sewage. Justify.
When a tall pea plant was selfed, it produced one-fourth of its progeny as dwarf. Explain with the help of a cross.