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Biology Vocab 5
Biology
| Question | Answer |
|---|---|
| The cell cycle, or cell-division cycle, is the series of events that takes place in a cell leading to its division and duplication. | Cell Cycle |
| The division of the cell nucleus and it's contents. | Mitosis |
| The process that divides the cell cytoplasm. | Cytokinesis |
| Long continuous DNA thread, consists of numerous genes and regulatory info. | Chromosome |
| A group of proteins in chromosomes during the cell cycle. | Histone |
| The loose combination of DNA and proteins. | Chromatin |
| One half of a duplicated chromosome. | Chromatid |
| A region of the condensed chromosome that looks pinched. | Centromere |
| The ends of DNA molecules. | Telomeres |
| Chromatin condenses into tightly coiled chromosomes. | Prophase |
| Spindle fibers attach to a protein structure on the centromere of each chromosome and align the chromosomes along the cell equator, around the middle of the cell. | Metaphase |
| Sister chromatids separate from each other. | Anaphase |
| A complete set of identical chromosomes is positioned at each pole of the cell. | Telophase |
| A broad group of proteins that stimulate cell division. | Growth Factors |
| Programed cell death. | Apoptosis |
| A class of diseases charactorized by uncontrolled cell division. | Cancer |
| Cancer cells typically remain clustered together. | Benigh |
| A tumor which cells break away. | Malignant |
| Break away. | Metastasize |
| Substances known to produce or promote the developement of cancer. | Carcinogens |
| The creation of offspring from a single parent and does not involve the joining of gametes. | Asexual Reproduction |
| Asexual reproduction of a single-celled organism by division into 2 roughly equal parts. | Binary Fission |
| Groups of cells that work together to perform a similar function. | Tissues |
| Groups of tissues that work together to perform a specific function or related functions. | Organs |
| Organs that carry out similar functions. | Organ systems |
| The process by which unspecialized cells develope into their mature forms and functions. | Cell differentiation |
| Can divide and renew, remain undifferentiated, develope into a variety of specialized cell types. | Stem Cells |
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emilymarie9850
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