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chapter 5 sci9 vocab
| Term | Definition |
|---|---|
| asexual reproduction | reproduction that only requires one parent and produces offspring copies that are genetic copies of the parent |
| binary fission | a form of asexual reproduction in which a single parent replicates its generic material and separates into two equal parts |
| cancer | a result of uncontrolled cell devsion |
| cell cycle | the three stages of a cell witch include interphase mitous and cytokinesis |
| clone | a genetic copy of an organisms parent |
| cytokinesis | the final stage within the cell separates the two nuclei and cell contts into two daughter cells |
| fragmation | a form of asexual reproductive in witch each fragment of an organisum devopls into a clone of its parent |
| interphase | the first and longest stage of the cell life cycle carry out life functions and cells divid and prepare for cell division |
| mitosis | the second and shortest stage in the cell lie cycle the process of witch the duplicated contents of the of the cells didviids into two equal parts |
| replication | the process in witch the cell copies the 3 billion base pairs of DNA infromation in the nucleus |
| spindle fibers | tiny tube like structures made of protein to which chromosomes attach during cell division |
| spore | reproductive cells that grow into new individuals by mitosis |
| stem cell | cells that have the potential to become many different types of cells. Two types of stem cells are embryonic stem cells and adult stem cells |
| vegetative reproduction | reproduction in which special cells are usually in plant stems and plant roots, divide repetitively to form structures that will eventually develop into a plant identical to the parent |
| budding | a form of asexual reproduction in witch areas of an indivdual may undergo repeted mitouses and cell diction can develop into identical organism |