A pure dwart plant was subjected to X-ra...

A pure dwart plant was subjected to X-ray treatment,which mutated them to reach the height of a pure tall plant. This new plant was crossed with a hybrid tall. What will be the result of progeny?

all tall

Tall and dwarf in 1:1 ratio

All dwarf

Tall and dwarf in 2:1 ratio

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The correct Answer is:

By X-rays dwarf gene undergoes back mutation.

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