DNA and traits

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Across
  1. 3. - A trait that is expressed only when two recessive alleles are present.
  2. 4. - A trait that is expressed when at least one dominant allele is present.
  3. 6. - A characteristic or feature of an organism, often inherited.
  4. 7. - The molecule that carries genetic information in living organisms.
Down
  1. 1. Code - The sequence of nucleotides in DNA that determines the characteristics of an organism.
  2. 2. - The branch of biology that studies heredity and variation in organisms.
  3. 5. - The descendants or children of organisms.