Examlex
When setting up crosses to determine map distances,why do geneticists prefer to cross the hybrid individuals to individuals homozygous for the recessive alleles in the cross?
Rocky Mountains
A major mountain range in western North America, extending from Canada through the United States.
Sulfur Dioxide
A toxic gas with a sharp, irritating smell, commonly produced by volcanic activity and industrial processes.
Acid Rain
Rainfall made acidic by atmospheric pollution that causes environmental harm, typically to forests and lakes.
Shale Gas
Natural gas that is found trapped within shale formations.
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