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a number of tumors from inbred animals such as mice and chickens show associated retroviruses. How do you think they affect gene expression in these animals […]

Q1. In a theoretical population, frequency of the B1 allele is 0.5, and the frequency of the B2 allele is 0.5. The B2B2 is a recessive […]

Radish flowers may be red, purple or white. A cross between a red-flowered plant and a white-flowered plant yields all-purple offspring. The part of the radish […]

Pheromone traps can be used to control the leaf miner. Pheromones are smells that attract leaf miner males. Design an investigation to find out if a […]

huntington disease is a rare neurological degenerative disorder resulting from a rare dominant mutant allele designated HD . the allele has complete penetrance , but the […]