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| The process of increasing in physical size. |
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A biological unfolding of events involved in an organism changing gradually from a simple to a more complex level.
Includes generating cellular diversity and differentiation. |
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cell multiplication; the total number of cells increase
(think the one smiley face --> two smiley faces in the notes) |
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cell enlargement by incorporation of material from the environment or synthesis of new material
(think the one smiley face--> one giant smiley face in the notes) |
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Prenatal growth
Perinatal growth
Postnatal growth
Maturity |
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| Term for the stage of growth at which early embryonic, fetal, and placental growth takes place |
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| Term for the stage of growth that occurs at or around birth |
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| Term for the stage of growth that occurs from birth to maturity |
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| Term for the stage of growth that is the state of full development |
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| Acquiring functions that are different from the original cell type |
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| Altered gene expression has what impact on cell types? |
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Definition
Causes cells that originate from the "parent" somatic cell to have different functions.
Example: 2n embryonic cell can give rise to cells comprising the CNS, muscles, bones, or fat. |
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| How is the process of growth, hyperplasia, able to occur? |
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Through mitosis.
Mitosis is the process of cell multiplication and hyperplasia is the addition of these newly created cells.
Therefore, hyperplasia couldn't occur without mitosis. |
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| How is the process of growth, hypertrophy, able to occur? |
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Through cell enlargement.
Cells are able to incorporate material from the environment with help of nutrients, hormones, and growth factors |
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| Accretion of material between cells helps the general and normal expansion of _______. |
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