Stem cells that are capable of giving rise to all the tissues and orga...
The inner cell mass contains certain cells called stem cells which have the potency to give rise to all the tissues and organs.
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Stem cells that are capable of giving rise to all the tissues and orga...
Understanding Stem Cells
Stem cells are unique cells with the remarkable ability to develop into different types of cells in the body. They play a crucial role in growth, development, and tissue repair.
Types of Stem Cells
- Totipotent Stem Cells: These can give rise to all cell types, including both embryonic and extraembryonic tissues.
- Pluripotent Stem Cells: These can develop into nearly all cell types that make up the body, but not extraembryonic tissues.
Inner Cell Mass (ICM) of the Developing Embryo
- The correct answer to the question is option D: Inner cell mass of the developing embryo.
- The inner cell mass is a group of cells located within the blastocyst, which forms after fertilization.
- These cells are pluripotent, meaning they can differentiate into any cell type that forms the three germ layers: ectoderm, mesoderm, and endoderm.
- They have the potential to develop into every tissue and organ in the body, making them vital for embryonic development.
Why Other Options Are Not Correct
- Cumulus Oophorus of the Graafian Follicle: Contains granulosa cells that support the oocyte but do not have pluripotent capabilities.
- Lutein Cells of the Corpus Luteum: These cells are involved in hormone production but are differentiated cells, not stem cells.
- Trophoblast Cells of the Developing Embryo: These cells form the outer layer of the blastocyst and primarily contribute to placental development, lacking the ability to form all tissue types.
Conclusion
The inner cell mass is essential for the development of a complete organism, showcasing the significance of pluripotent stem cells in early embryonic development. Understanding these concepts is crucial for fields like developmental biology and regenerative medicine.