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Mendel selected how many true breeding pea plant varieties for his experiments?
A7
B21
C28
D14
Answer & Solution
Correct answer: D. 14
1. A true breeding line shows the same trait consistently over generations.
2. Mendel selected 14 true breeding pea plant varieties for the work.
3. These formed seven pairs, each pair contrasting in one character.
4. The seven pairs of contrasting characters is the figure usually remembered, but the varieties number 14.
_Source: NCERT Class 12 Biology Ch4 'Principles of Inheritance and Variation'_
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