INTRODUCTION TO MICROSCOPY CELL BIOLOGY
DIFFERENTIATED CELL
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What occurs during cell differentiation?
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All DNA is inactivated.
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Stem cells are replicated.
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Specific parts of DNA are activated.
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Nerve cells are transformed into stem cells.
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Explanation:
Detailed explanation-1: -During cell differentiation signaling molecules, molecules that can trigger signal transduction, activate receptors and cause changes in proteins that control gene expression, or which genes are turned on or off in the cell. The proteins that cause changes in gene expression are called transcription factors.
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