Vocabulary

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Across
  1. 4. the process by which amino acids are linearly arranged into proteins through the involvement of ribosomal RNA, transfer RNA, messenger RNA, and various enzymes
  2. 6. The chromosomes become aligned
  3. 7. the process by which a cell makes an RNA copy of a piece of DNA
  4. 9. used especially by organisms as a source of metabolic energy (ATP)
  5. 12. Paired with Adenine
  6. 13. A molecule consisting of a nitrogen-containing base (adenine, guanine, thymine, or cytosine in DNA; adenine, guanine, uracil, or cytosine in RNA), a phosphate group, and a sugar
  7. 14. The molecule inside cells that contains the genetic information responsible for the development and function of an organism.
  8. 16. a hybrid that is heterozygous for alleles of two different genes
  9. 17. having different alleles for a particular trait
  10. 19. A form of phosphoric acid, which contains phosphorus
  11. 22. Paired with thymine
  12. 23. a change in the DNA sequence of an organism
  13. 24. Paired with Cytosine
  14. 25. Sister chromatids and the resultant daughter chromosomes move toward the poles
  15. 26. The presence of two identical alleles at a particular gene locus
  16. 28. one cell physically divides into two cells
Down
  1. 1. a trait that is expressed only when genotype is homozygous
  2. 2. cell divison
  3. 3. Paired with Guanine
  4. 5. DNA is replicated, cell prepares for Mitosis
  5. 6. a hybrid that is heterozygous with respect to a specified gene
  6. 8. a property of double-stranded nucleic acids such as DNA and RNA as well as DNA:RNA duplexes
  7. 10. During this time, the cell grows in preparation for DNA replication, and certain intracellular components, such as the centrosomes undergo replication.
  8. 11. a nucleic acid present in all living cells that has structural similarities to DNA and is often single stranded
  9. 14. are always expressed when the connected allele is dominant, even if only one copy of the dominant trait exists.
  10. 15. A DNA molecule is made up of two linked strands that wind around each other to resemble a twisted ladder in a helix-like shape
  11. 18. Daughter chromosomes reach the poles and form two new nuclei
  12. 20. translating the sequence of a messenger RNA (mRNA) molecule to a sequence of amino acids during protein synthesis
  13. 21. Chromatin condenses making the chromosomes visible
  14. 27. a period of rapid cell growth and protein synthesis during which the cell prepares itself for mitosis