GENETICS

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Across
  1. 3. characteristic that is inherited; can be either dominant or recessive
  2. 4. observed trait of an organism that mask the recessive form of a trait
  3. 5. one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.
  4. 7. combination of genes in an organism.
  5. 9. Branch of biology that studies heredity.
  6. 10. passing on of characteristics from parents to offspring
Down
  1. 1. a change in a DNA sequence
  2. 2. he smallest structural and functional unit of an organism
  3. 6. he smallest structural and functional unit of an organism
  4. 8. with two of each kind of chromosome; is said to contain a diploid, or 2n, number of chromosomes