Genetics Unit

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Across
  1. 3. the genetic makeup of an organism or group of organisms with reference to a single trait, set of traits, or an entire complex of traits.
  2. 4. the appearance of an organism resulting from the interaction of the genotype and the environment.
  3. 5. the science of heredity, dealing with resemblances and differences of related organisms resulting from the interaction of their genes and the environment.
  4. 6. any of several forms of a gene, usually arising through mutation, that are responsible for hereditary variation.
Down
  1. 1. the one of a pair of alternative alleles that masks the effect of the other when both are present in the same cell or organism.
  2. 2. that one of a pair of alternative alleles whose effect is masked by the activity of the second when both are present in the same cell or organism.