HS-LS3 Genetics Crossword Review

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Across
  1. 3. The process by which genetic information is passed from parent to child.[1]
  2. 5. A specific characteristic of an organism; it can be genetic or acquired.[1]
  3. 7. The changing of the structure of a gene, resulting in a variant form that may be transmitted to subsequent generations, caused by the alteration of single base units in DNA, or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes.[2]
  4. 9. Austrian Augustinian monk and scientist who is known as the "father of modern genetics"
  5. 11. The genetic makeup of an organism; the combination of alleles it carries.[1]
  6. 13. Having two different alleles for a particular gene.[1]
  7. 14. A unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.[1]
  8. 15. The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.[1]
  9. 17. A type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell, as in the production of gametes and plant spores.[2]
  10. 18. The passing on of physical or mental characteristics genetically from one generation to another.[1]
Down
  1. 1. Any difference between individuals of the same species.[3]
  2. 2. A molecule that carries the genetic instructions for the development, functioning, growth and reproduction of all known organisms and many viruses.[2]
  3. 4. An allele that expresses its phenotypic effect even when heterozygous with a recessive allele.[1]
  4. 6. One of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.[1]
  5. 8. A threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.[2]
  6. 10. Having two identical alleles for a particular gene.[1]
  7. 12. A square diagram that is used to predict the genotypes of a particular cross or breeding experiment.[3]
  8. 16. An allele that expresses itself only when homozygous; its effect is masked by a dominant allele in the heterozygous condition.[1]