Question

mandel took tall pea plants and short pea plants and produced f1 progeny through cross fertilization . what did mandel observe in thr f1 progeny

Answer 1

He got tall pea plants in his f1 progeny..
because tall is more reactive..
hope it will help you

Answer 2

when Mendel crossed a pure breed tall pea plant with a pure breed dwarf plant. He found that all the plants in the F1 generation were tall. That means, only tallness trait appeared in the F1 generation. Thus, it was the dominant trait while dwarfness was the recessive trait.