NEET 2010 · Class 12

Principles of Inheritance and Variation

The genotype of a plant showing the dominant phenotype can be determined by

  1. (A)test cross
  2. (B)dihybrid cross
  3. (C)pedigree analysis
  4. (D)back cross

The NCERT line that answers it

Verbatim line

Therefore, to determine the genotype of a tall plant at $F_2$ , Mendel crossed the tall plant from $F_2$ with a dwarf plant.

Chapter
Principles of Inheritance and Variation
Section
4.2 INHERITANCE OF ONE GENE
Page
7
Words matched
36 of 36

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states that to determine the genotype of a tall plant (dominant phenotype), Mendel crossed it with a dwarf plant, which is the definition of a test cross.

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