MICROANATOMY

INTRODUCTION TO MICROSCOPY CELL BIOLOGY

DIFFERENTIATED CELL

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
While all of the cells in an individual are derived from a single cell, they can differentiate to take on many different types of structure and function. Cells can become specialized because-
A
mutations can alter the molecular structure of cell membranes
B
each cell expresses a different combination of genes
C
scientists have discovered how to alter the DNA sequences of humans
D
different cells utilize various forms of RNA nucleotides
Explanation: 

Detailed explanation-1: -A multicellular organism develops from a single cell (the zygote) into a collection of many different cell types, organized into tissues and organs. Development involves cell division, body axis formation, tissue and organ development, and cell differentiation (gaining a final cell type identity).

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.

Detailed explanation-3: -A multipotent stem cell has the potential to differentiate into different types of cells within a given cell lineage or small number of lineages, such as a red blood cell or white blood cell. Finally, multipotent cells can become further specialized oligopotent cells.

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