MICROANATOMY

INTRODUCTION TO MICROSCOPY CELL BIOLOGY

DIFFERENTIATED CELL

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Multicellular organism begin as one cell to undifferentiated masses of cells and ultimately have different type of cells due to
A
different DNA
B
deactivated DNA
C
gene expression in specific parts of DNA
D
None of the above
Explanation: 

Detailed explanation-1: -Stem cells have unspecialized capability and do not have tissue-specific structures to perform specialized functions. They can give rise to specialized cells: Stem cells go through a process called differentiation and create special types of cells (muscle, nerve, skin, etc.).

Detailed explanation-2: -The cell types in a multicellular organism become different from one another because they synthesize and accumulate different sets of RNA and protein molecules. They generally do this without altering the sequence of their DNA.

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