Across
- 7. entire set of genetics information that an organism carries in its DNA
- 11. one of a number of different forms of a gene
- 12. enzyme that cuts DNA at a sequence of nucleotides
- 15. group of 3 bases on a tRNA molecule that are complementary to the 3 bases of a codon of mRNA
- 17. small, circular piece of DNA located in the cytoplasm of many bacteria
- 18. mass of rapidly dividing cells that can damage surrounding tissue
- 20. structure containing four chromatids that forms during meiosis
- 21. process in which homologous chromosomes exchange portions of their chromatid during meiosis
Down
- 1. diagram that can be used to predict the genotype and phenotype combinations of a genetic cross
- 2. process by which a cell divides into two new daughter cells
- 3. fertilized egg
- 4. process of reproduction involving a single parent that results in offspring that are genetically identical to the parent
- 5. study of whole genomes, including genes and their functions
- 6. process of copying DNA prior to cell division
- 8. chemical or physical agents in the environment that interact with DNA and may cause a mutation
- 9. group of 3 nucleotide bases in mRNA that specify a particular amino acid to be incorporated into a protein
- 10. condition in which an organism has extra sets of chromosomes
- 13. continued breeding of individuals with similar characteristics to maintain the derived characteristics of a kind of organism
- 14. the scientific study of heredity
- 16. repetitive DNA at the end of a eukaryotic chromosome
- 19. process in which the number of chromosomes per cell is cut in half through the separation of homologous chromosomes in a diploid cell