Cells

2. a sequence of DNA which codes for a type of molecule with a particular function
5. unicellular organism that lacks membrane-bound organelles
9. organelle that assists in mitosis and the production of spindle fibres
10. cell division that produces four daughter cells, each with half the chromosomes of the parent cell
12. third stage of mitosis; separation of sister chromatids
14. final stage of mitosis; sister chromatids are at opposite poles
15. carries genetic information and forms chromosomes
19. a speacialized structrure within a living cell
21. outermost protective layer of a plant cell
22. when a cell has two sets of chromosomes
25. first stage of mitosis
26. a thread-like structure containing genetic information in the form of genes
27. matured male or female germline cells
28. the appearance and number of chromosomes in a cell

1. a protein creating organelle
2. cells produced by meiosis in the gonads (ovaries, testes)
3. macromolecules made of chains of amino acid residue
4. genetic material of a living organism
6. fibre protein structures that divide genetic material in a cell
7. each alternative form of a gene
8. cell division where daughter cells are identical to parent cell
11. any cell of an organism excluding reproductive cells
13. programmed cell death
16. the longest phase of the cell cycle
17. the organelle containing the cell's genetic material in eukaryotes
18. the smallest unit of life that can replicate independently
20. an organism in which the genetic material is formed as chromosomes found in the nucleus
23. the point where a pair of chromosomes connect
24. when a cell has one set of chromosomes