Across
- 4. the basic unit of heredity passed from parent to child
- 5. representation of the complete set of chromosomes in a cell
- 8. threadlike structures made of protein and a single molecule of DNA that serve to carry the genomic information from cell to cell
- 11. process by which two gametes fuse to become a zygote
- 13. cells with potential to become different cells in our body
- 15. type of cell division that reduces the number of chromosomes in the parent cell by half
- 18. early multicellular embryo composed of two germinal layers of cells which many organs derive from
- 19. process of formation of organs from three germ layers
Down
- 1. chromosomes in a diploid organism that have similar genes, although not necessarily identical
- 2. the region of repetitive DNA sequences at the end of a chromosome
- 3. the spread of cancer cells from where they first formed to another part in the body
- 6. the process a cell goes through each time it divides
- 7. a term which diseases where abnormal cells divide without control and can invade nearby tissues
- 9. can also refer to the number of chromosomes in egg or sperm cells
- 10. the processes of how immature cells become mature cells with specific functions
- 12. the region of the chromosome to which the spindle fibers is attached during cell division
- 14. identical copies of a chromosome that are held together during replication and remain attached until separated during mitosis
- 16. creating new organisms by combining genetic material from two different individuals
- 17. a cell or organism with two complete sets of chromosomes