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Question -

When a cross in made between tall plant with yellow seeds (TtYy) and tall plant with green seed (Ttyy), 



Answer -

what proportions of phenotype in the offspring could be expected to be
(a) tall and green.
(b) dwarf and green
Answer
When a cross between a tall plant with yellow seeds and a tall plant with green seeds is carried out, the following is produced:
• Three tall green plants
• One dwarf green plant

Ty

ty

TY

TT Yy

Tall yellow

Tt Yy

Tall yellow

Ty

TT yy

Tall green

Tt yy

Tall green

ty

Tt yy

Tall green

tt yy

Dwarf green

tY

Tt Yy

Tall yellow

tt Yy

Dwarf yellow

Phenotype: Tall and green plant – 3

Dwarf and green plant – 1

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