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AIIMS 201926 May
Exam
AIIMS
Year
2019
Date
26 May
Subject
Zoology
Chapter
Strategies for Enhancement in Food Production

AIIMS 2019 · 26 May · Zoology · Strategies for Enhancement in Food Production

Which is similar term to 'hybrid vigour'?

Which is similar term to 'hybrid vigour'?

Options

  1. AHeterosis
  2. BHomozygosity
  3. CHeterozygosity
  4. DHomosis

Correct answer

A. Heterosis

Step-by-step solution

Hybrid vigour or heterosis is the increase in characteristics such as size, growth rate, fertility and yield of hybrid organisms over its parents. Plant and animal breeders exploit heterosis by mating two different pure-bred lines that have certain desirable traits.
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