Genetics Words

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Across
  1. 2. ribonucleic acid which carries codes for making proteins from the nucleus to the ribosomes.
  2. 4. describes a trait that covers up, or dominates, another form of the trait
  3. 10. A transfer of a chromosomal segment to a new position, especially on a nonhomologous chromosome.
  4. 11. small organelles that make proteins.
  5. 13. A short segment of DNA that gives instructions of development of traits of an organism
  6. 14. Both alleles for a characteristic are the same
  7. 16. physical expression of an organisms genes
  8. 17. chromosomes having genes for the same traits, homologous chromosomes are the chromosomes which contains alleles for same type of genes
  9. 18. /Having two unlike genes for the same trait.
  10. 20. a molecule containing a nitrogen base, a sugar, and a phosphate that forms the basic structural unit of DNA.
  11. 21. condition in which neither of the two genes in a gene pair masks the other; produces a phenotype that is an intermediate between the 2 homozygous parents; mixture of the 2 different traits
  12. 23. inherited characteristic that distinguishes one organism from the other.
  13. 25. process of DNA in which it copies itself
Down
  1. 1. Passing on characteristics from parents to child
  2. 3. Two strands twisted around each other, like a winding staircase.
  3. 5. chromosomes that contains alleles for different types of genes.
  4. 6. cell part with information that determines what traits a living thing will have
  5. 7. A type of gene that is hidden by a dominant gene.
  6. 8. Change in genes or chromosomes that causes a new trait to be inherited.
  7. 9. deoxyribonucleic acid; heredity material that controls the activities of the cell and has the information to make new cells and new proteins
  8. 12. of a number of different forms of the same gene for a specific trait.
  9. 15. A condition in which both alleles of a gene pair in a heterozygote are fully expressed, with neither one being dominant or recessive to the other.
  10. 19. Protein synthesis process where enzymes make a RNA strand from DNA.
  11. 22. an organism with one dominant and one recessive gene for a trait.
  12. 24. The gene combination for a given trait in an organism.