Basic Genetics

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Across
  1. 3. The hidden "chemical code" or set of genetic instructions stored in your DNA
  2. 4. The observable "physical trait" of an organism, such as eye color or fur color.
  3. 6. Having a pair of alleles that are exactly the same, such as two dominant or two recessive ones.
  4. 8. Different versions of a single gene, such as "black" or "white" for fur color.
  5. 10. The "shy" versions of a trait that only appear if no dominant allele is present; represented by lowercase letters.
Down
  1. 1. Segments of DNA that act as instructions for how an organism looks and acts.
  2. 2. Having a mix of two different alleles, one dominant and one recessive; sometimes called "hybrids"
  3. 4. A 2x2 grid tool used by scientists to predict the possible allele combinations of offspring. Punnett
  4. 5. The "strong" versions of a trait that hide others; represented by capital letters.
  5. 7. a segment of DNA
  6. 9. basic unit of all life.