Biology Vocab

2. A disease in which abnormal cells divide uncontrollably and destroy body tissue.
4. the cytoplasmic division of a cell at the end of mitosis or meiosis
5. a plate that develops at the midpoint between the two groups of chromosomes in a dividing cell
6. the region of a chromosome to which the microtubules of the spindle attach
9. a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell
10. each of the two threadlike strands into which a chromosome divides longitudinally during cell division
11. the first phase of celll division
12. the second stage of cell division

1. a minute cylindrical organelle near the nucleus in animal cells, occurring in pairs and involved in the development of spindle fibers in cell division.
2. a family of proteins that control the progression of cells through the cell cycle by activating cyclin-dependent kinase enzymes.
3. The indentation in a cell that begins the process of separation
6. the point at which crossing over and exchange of genetic material occur between the strands.
7. a type of cell division that results in two daughter cells each having the same number and kind of chromosomes
8. the material of which the chromosomes are composed of