5 Written Questions
5 Matching Questions
- mitotic spindle
- sister chromatid
- a of a cell or organism having a single set of chromosomes
- b An assemblage of microtubules and associated proteins that is involved in the movements of chromosomes during mitosis.
- c one of the two identical parts of a duplicated chromosome in a eukaryotic cell
- d organic process consisting of the division of the cytoplasm of a cell following karyokinesis bringing about the separation into two daughter cells
- e a threadlike body in the cell nucleus that carries the genes in a linear order
5 Multiple Choice Questions
- cell division in which the nucleus divides into nuclei containing the same number of chromosomes
- The complex of DNA and proteins that makes up a eukaryotic chromosome. When the cell is not dividing, chromatin exists as a mass of very long, thin fibers that are not visible with a light microscope.
- Chromosomes become visible; nuclear envelope breaks down; crossing-over occurs.
- one of the pair of chromosomes that determine the sex of an individual
- a pair of chromosomes, one from each parent, that have relatively similar structures and gene values
5 True/False Questions
mieosis → produces 4 daughter cells that are not identical to the parent. daughter cells are haploids. there are 2 divisions. mieosis produces sex cells
cancer → The final period of interphase during which the cell prepares for mitosis.
nondisjunction → error in meiosis in which homologous chromosomes fail to separate
benign tumor → an abnormal mass of cells that remains at its original site in the body
crossing over → a threadlike body in the cell nucleus that carries the genes in a linear order