Biology

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Across
  1. 5. a threadlike structure of nucleic acids and protein found in the nucleus
  2. 8. observable characteristics
  3. 9. having two different alleles of a particular gene or genes.
  4. 10. The deliberate breeding of two different individuals
  5. 11. relating to or denoting heritable characteristics controlled by genes
  6. 12. Dominant trait or gene
  7. 14. square diagram that is used to predict the genotypes of a particular cross or breeding experiment
  8. 15. a distinct sequence of nucleotides forming part of a chromosome
Down
  1. 1. a person who has one copy of a mutated (changed) disease-causing gene but has no symptoms or mild symptoms.
  2. 2. having inherited the same versions
  3. 3. the genetic constitution of an individual organism.
  4. 4. heterozygous with respect to a specified gene.
  5. 6. variant of the sequence of nucleotides
  6. 7. a cross between two individuals with two observed traits that are controlled by two distinct genes.
  7. 13. a type of biological inheritance following the principles originally proposed by Gregor Mendel in 1865 and 1866