Question

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Pls answer

Define

1 variation
2 heredity
3 Monohybrid cross
4 Dihybrid cross

Answer 1

monohybrid cross in which we consider only one character for example size , colour etc.

dihybrid cross in which we consider two traits for example. colour and shape
variation is the degree of difference between parents and their offspring

heredity is the passing of characters from parents to their offspring

Answer 2

1  the difference in the character / traits between parents and the offspring is calleed variation]

2 the transmission of characteristics / traits from one generation to next is called heredity

3  cross btwn 2 plants with one pair of contrasting character is called monohybrid cross

4  cross between 2 plants having 2 pairs of contrasting characters is caled dihybrid cross