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20 Cards in this Set
- Front
- Back
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Chemicals form functional units called_______.
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Chemicals form functional units called CELLS.
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Each cell is like a miniature _______ , responding to stimuli.
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Each cell is like a miniature ORGANISM , responding to stimuli.
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Cells are ______ structures that ______ to change in their environment.
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Cells are DYNAMIC structures that ADAPT to change in their environment.
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Most organic compounds of a cell are replaced at intervals of _____ to ______,
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Most organic compounds of a cell are replaced at intervals of HOURS to MONTHS.
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The continuous removal and renewal of a cell is called the process of _________ ________.
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The continuous removal and renewal of a cell is called the process of METABOLIC TURNOVER.
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Cells spend most of their lives in this phase __________.
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Cells spend most of their lives in this phase INTERPHASE.
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The 4 Stages of Interphase are:
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G-0: Specialized cell functions only.
G-1: cell growth, organelle duplication, protein synthesis S Phase: Histone synthesis, DNA replication. G-2: Complete protein synthesis, centrioles replicate. |
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What do fibroblasts create?
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CONNECTIVE TISSUE.
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Connective tissue is created by --
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FIBROBLASTS.
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What cells create cartilage?
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CHONDROBLASTS create cartilage.
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What cells create bone?
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OSTEOBLASTS create OSTEOCYTES.
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The 4 Stages of Cancer Development Are:
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The 4 Stages of Cancer Development Are:
1. ABNORMAL CELL forms a 2. PRIMARY TUMOR which 3. METASTASIZES and forms 4. SECONDARY TUMOR elsewhere in the body. |
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Another word for Tumor is ---
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Another Word for Tumor is ---
NEOPLASM. |
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A Neoplasm Has --
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A Neoplasm Has --
1. ENLARGED MASS OF CELLS 2. ABNORMAL CELL GROWTH & DIVISION. 3. BENIGN TUMOR (defined borders). 4. MALIGNANT TUMOR (no defined borders |
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Malignant Tumors --
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Malignant Tumors ---
1. SPREAD into surrounding tissue. 2. START NEW TUMORS (metastasis). |
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All cells carry complete DNA instructions for all body functions, True/False.
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True.
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To fulfill a specific function (liver cells, fat cells, neurons) ----
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Cells TURN OFF all GENES not needed by that cell.
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Differentiation depends on --
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Differentiation depends on WHICH GENES ARE ACTIVE OR INACTIVE.
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What is the function of metabolic turnover?
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Metabolic turnover provides CELL RENEWAL and REMOVAL.
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What are histones?
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HISTONES are PROTEINS that CHROMATIDS ARE MADE OF.
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