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  • When two unrelated individuals or lines are crossed, the performance of  hybr

When two unrelated individuals or lines are crossed, the performance of F_{1} hybrid is often superior to both parents. This phenomenon is called:

Option: 1

heterosis


Option: 2

transformation


Option: 3

splicing


Option: 4

metamorphosis


Answers (1)

best_answer
  • Transformation – It refers to the bacterial cells taking up the DNA from the environment.
  • Heterosis –  The phenomenon known as heterosis occurs when two or more species cross or hybridize.
  • The hybrids of the F1 generation, which are crossed between two unrelated individuals are superior to their parents in different terms. They outperform their parents in terms of growth, size, fecundity, function, yield, or other characteristics.
  • Metamorphosis – It refers to a structural change in the organism.
  • Splicing - In this process, the pre-mRNA is transformed into mature RNA.

Thus, the correct answer is option 1) heterosis.

Posted by

vishal kumar

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