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4.Principles of Inheritance and Variation
medium
How many pairs of contrasting characters in pea plants were studied by Mendel in his experiments?
A
Eight
B
Seven
C
Five
D
Six
(NEET-2015)
Solution
(b): Mendel considered the following characters of pea in his experiments :
| Character | Dominant | Recessive | |
| $1$ | Seed shape | Round $(R)$ | Wrinkled $(r)$ |
| $2$ | Seed cotyledon colour | Yellow $(Y)$ | Green $(y)$ |
| $3$ | Flower colour | Violet $(V)$ | White $(v)$ |
| $4$ | Pod shape | Inflated $(I)$ | Constricted $(i)$ |
| $5$ | Pod colour | Green $(G)$ | Yellow $(g)$ |
| $6$ | Flower position | Axial $(A)$ | Terminal $(a)$ |
| $7$ | Stem height | Tall $(T)$ | Dwarf $(t)$ |
Standard 12
Biology
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