Environment factors in cell differentiation influence the expression of genes. A few examples of environmental factors are chemicals, drugs, and temperature.
Cell differentiation is the process through which cells become different from one another, acquiring features that allow them to take on specialised functions.
There are different signalling molecules and transcription factors which regulates the cell development and fate determination of the precursors via cell intrinsic and extrinsic mechanisms. In cell intrinsic or cell autonomous mechanism the molecules are secreted by the dividing precursors and which determines further proliferation and fate determination. In cell extrinsic mechanisms these molecules are secreted by the differentiated cells to regulate the differentiation of precursors non cell autonomously. This way the developing cells have a check on the precursors to develop the particular cell pool and organ type. The cell cycle regulators (FGF, Wnt and Notch etc) also play an important role in cell development. These molecules determines the exit of precursors from the cell cycle.
Its the command center of the cell.
they pull the cell membrane in
they split the cell during cytokinesis
Hippocrates
Environmental factors,ionisation potential,electronegativity, nature of ligands ,macrocyclic effects ,steric effects and role of PH.
Where are the options........? This toxin will destroy any thing that has cell wall, cell membrane.
Mitochondria are called as the 'power houses' of cells. They are organelles present in the cell that generate most of the energy required by the cell. This energy is produced in the form of ATP (adinosine tri-phosphate). In addition to this, Mitochondria's other functions include cell growth, cell differentiation, signalling and facilitating cell death.
They produce liquid secret rich with MUC6, and growing factors like TFF-1 and TFF-2, witch helps to stabilize mucous membrane. But the basic role of mucus neck cells is differentiation in chief cells, witch is stimulated by MUC4 interacting with c-ERBB-2 receptors.
Cell Divisioncell reproduction & cell divisionCell division is the process in which it has as a role in the growth and repair of tissue in multicellular
Cell differentiation is the process through which cells become different from one another, acquiring features that allow them to take on specialised functions.
Its self-identified, as a result of a combination of inherent and extrinsic or environmental factors; gender role, on the other hand, is manifested within society by observable factors such as behavior and appearance
The role of an environmental engineer include designing, planning, and performing environmental health hazards utilizing various engineering principles. The role includes waste treatment, site remediation and pollution control.
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embryology has an important role in the animals as it tell us the ontogenic development of an organism.it helps us to understand how an embryo undergoes different changes to reach the adult stage...i.e its growth,cell division and cell differentiation can be well studied in embryology.