Genetics Unit Vocabulary Part 1

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Across
  1. 5. A person who has one recessive allele for a trait and one dominant trait
  2. 7. An organism’s genetic makeup, or allele an organism has for a trait
  3. 9. One whose traits always show up in the organism when the allele is present; they are written in capital letters
  4. 11. an organism that has two different alleles for a trait
  5. 13. Segments of DNA that carry heredities instructions and are passed from parent to offspring
  6. 14. An organism’s physical appearance, or visible trait
Down
  1. 1. Organism that has the same alleles; always produce offspring with the same trait as the parent
  2. 2. An organism that has two different alleles for a trait; an organism that is heterozygous for a particular trait.
  3. 3. An organism that have two identical alleles for a trait
  4. 4. The passing of characteristics or traits from parents to offspring
  5. 6. The study of heredity
  6. 8. The different types or forms of a gene
  7. 10. The masked or covered up allele that does not show up when the dominant allele is present; they are written in lowercase letters
  8. 12. The first to recognize that the principal of probability can be used to predict the results of genetics; the father of genetics