AP BIOLOGY

THE MOLECULAR BASIS OF INHERITANCE

GENE MUTATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What does cell differentiation mean?
A
Process by which a cell absorbs nutrients.
B
Process by which a less specialized cell becomes a more specialized cell.
C
Process by which a specialized cell becomes a less specialized cell.
D
Process by which cells enter the cell cycle.
Explanation: 

Detailed explanation-1: -Differentiation is the process by which unspecialized cells become specialized to carry out distinct functions. Stem Cells. A stem cell is an unspecialized cell that can divide without limit as needed and can, under specific conditions, differentiate into specialized cells.

Detailed explanation-2: -(sel DIH-feh-REN-shee-AY-shun) The process during which young, immature (unspecialized) cells take on individual characteristics and reach their mature (specialized) form and function.

Detailed explanation-3: -In developmental biology, cellular differentiation is the process by which a less specialized cell becomes a more specialized cell type. Differentiation occurs numerous times during the development of a multicellular organism as the organism changes from a single zygote to a complex system of tissues and cell types.

Detailed explanation-4: -Cell differentiation is caused by changes in gene expression. This occurs when different signaling molecules in the environment activate or repress different transcription factors that are necessary to express certain genes in the DNA.

Detailed explanation-5: -Cell differentiation is known as a process in which cells become specialized. Pluripotency means the potential to become any cell type and is a potential observed in stem or progenitor cells at the beginning of the differentiation process.

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