Definition of testcrosses

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  • testcrosses is a valid Scrabble US word with a point value of 13
  • testcrosses is a valid Scrabble UK word with a point value of 13
  • testcrosses is a valid Words with friends word with a point value of 14

Definition of testcrosses

  • a cross between an organism whose genotype for a certain trait is unknown and an organism that is homozygous recessive for that trait so the unknown genotype can be determined from that of the offspring (noun)

    Synonyms

    1. test-cross

See definition of testcrosses in Merriam Webster