Selective Breeding and Homozygous

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Across
  1. 1. ________________ happens through selective breeding.
  2. 5. modifying the characteristics of living things .
  3. 6. Having two identical alleles of a particular gene or genes.
  4. 7. Homozygous is a term in the field of genetics that describes two ______________ alleles in the DNA gene.
Down
  1. 2. Selective breeding often involves choosing parents with particular ________________ to breed together.
  2. 3. Selective breeding is also called ____________ selection.
  3. 4. Homozygous is the opposite of ___________ where the alleles are different.