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3 Cards in this Set

  • Front
  • Back
X-inactivation
One X chromosome in female mammals becomes inactive during embryonic development. Whichever X is random.
Epistasis
A gene at one locus affects the expression of a gene at another locus
Ex. in mice B-black, b-brown and C-color c-no color. If you have _ _cc the mice is albino no matter what
Norm of Reaction
Range of positive phenotypes that a given genotype expresses under varying environmental
ex. gender of sea turtles is based on the temperature on egg during incubation