vocabulary

1. Any change in the DNA sequence of a cell.
6. bases- Found in the DNA
7. A form of phosphoric acid, which contains phosphorus.
10. the first stage of cell division, before metaphase
11. chemical compound that is used to make one of the building blocks of DNA and RNA
13. two individuals with homozygous genotypes which result in the opposite phenotype for a certain genetic trait.
17. A chemical compound that is used to make one of the building blocks of DNA and RNA.
19. the process by which a cell makes an RNA copy of a piece of DNA
20. The presence of two identical alleles at a particular gene locus.
22. The presence of two different alleles at a particular gene locus.
23. the second stage of cell division, between prophase and anaphase
24. the relationship between two versions of a gene
25. a trait that is expressed only when genotype is homozygous
26. helix- a term used to describe the physical structure of DNA.

2. in mitosis and meiosis, the final stage of cell division
3. occupying the time between the end of cell division in mitosis
4. The process by which a single parent cell divides to make two new daughter cells.
5. synthesis- the creation of proteins by cells that use DNA, RNA, and various enzymes.
8. The two main types of nucleic acids.
9. the process by which a cell makes an RNA copy of a piece of DNA.
11. stranded nucleic acids such as DNA and RNA
12. A pyrimidine derivative, it is paired with adenine in double-stranded DNA.
14. A chemical compound that is used to make one of the building blocks of DNA and RNA
15. the final step of cell division during which the two daughter cells become physically separated.
16. a monosaccharide or a disaccharide
18. A molecule consisting of a nitrogen-containing base
21. the fourth phase of mitosis