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bio204.s1.d56
cava bio 204 s1.d56 3.26 Cell Differentiation
| Question | Answer |
|---|---|
| An organism starts out as a [...] that makes identical copies of itself. | An organism starts out as a single cell that makes identical copies of itself. |
| cell differentiation: When a cell differentiates, it is just becoming a [...]. | cell differentiation: When a cell differentiates, it is just becoming a different type of cell. |
| Animal cells that are undifferentiated and will change into other cells are [...] cells. In plants, these cells are [...] cells. | Animal cells that are undifferentiated and will change into other cells are stem cells. In plants, these cells are meristem cells. |
| Cell differentiation occurs because certain genes in DNA are [...] and others are not. | Cell differentiation occurs because certain genes in DNA are activated and others are not. |
| Meristem cells are found in the [-ing] tips of roots, stems, and leaves. | Meristem cells are found in the growing tips of roots, stems, and leaves. |
| There are places in an adult human where other [...] cells reside. Adult [...] cells are found only in certain tissues and can only differentiate into specific cell types. | There are places in an adult human where other stem cells reside. Adult stem cells are found only in certain tissues and can only differentiate into specific cell types. |