Tall (D) is dominant to dwarf (d). Give the F2

genotypic and phenotypic ratios of a cross between a
pure-breeding tall plant and a pure-breeding dwarf
plant. What will be an ideal response?


Answer: 1 DD, 2 Dd, 1 dd; 3 tall, 1 dwarf

Biology & Microbiology

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Energy flow in an ecosystem is NOT cyclic because energy is

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Increased melatonin levels cause a decrease in

___ production.

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