Question

In the first of monohybrid cross expirement mendal selested pea plant which were

Answer 1

which were PURE and had CONTRASTING CHARACTER

PURE :- see we know that tall plants  can have to genotypes

             Tt or TT soo pure means that they were

             TT for tall

             and  tt for dwarf

CONTRASTING CHARACTERS :-

              means there was no intermediate

               soo when Tall is crossed with Dwarf

                the result will only be either one of them

              and the both traits wont be expressed in f1 generation