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Genes a and B Are Required for Colour

question 93

Essay

Genes A and B are required for colour.If A or B is absent (that is,aa or bb)the result is colourless.Give the genotypes and phenotypes for each F1 and F2 progeny of the cross AAbb × aaBB


Definitions:

Community

A group of interacting living organisms sharing a populated environment, often considered within the context of ecological and biological studies.

Atmospheric Reservoir

refers to the part of the Earth's atmosphere that acts as a storage place for gases and plays a key role in the global climate.

Carbon Cycle

The series of processes by which carbon compounds are interconverted in the environment, chiefly involving the incorporation of carbon dioxide into living tissue by photosynthesis and its return to the atmosphere through respiration, the decay of dead organisms, and the burning of fossil fuels.

Decomposer

Organism, usually a bacterium or fungus, that breaks down organic matter into inorganic nutrients that can be recycled in the environment.

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