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