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The structure, function and dynamic behavior of the cytoskeleton can be very different, depending on organism and cell type. [4] [9] [8] Even within one cell, the cytoskeleton can change through association with other proteins and the previous history of the network. [6]
A mitochondrion (pl. mitochondria) is an organelle found in the cells of most eukaryotes, such as animals, plants and fungi. Mitochondria have a double membrane structure and use aerobic respiration to generate adenosine triphosphate (ATP), which is used throughout the cell as a source of chemical energy . [ 2 ]
On the contrary, foot processes of podocytes are devoid of mitochondria, and mitochondria are confined to the cytosol surrounding the nucleus. The absence of mitochondria in foot processes can be attributed to the apparent size disparity, since mitochondria are generally larger than foot processes (The diameter of foot processes of normal ...
The eukaryotic cytoskeleton is composed of microtubules, intermediate filaments and microfilaments. In the cytoskeleton of a neuron the intermediate filaments are known as neurofilaments. There are a great number of proteins associated with them, each controlling a cell's structure by directing, bundling, and aligning filaments. [2]
Ribosomes: Functions to translate RNA to protein. it serves as a site of protein synthesis. [23] Cytoskeleton: Cytoskeleton is a structure that helps to maintain the shape and general organization of the cytoplasm. It anchors organelles within the cells and makes up the structure and stability of the cell.
Main function Structure Organisms acrosome: helps spermatozoa fuse with ovum: single-membrane compartment: most animals (including sponges) autophagosome: vesicle that sequesters cytoplasmic material and organelles for degradation: double-membrane compartment: all eukaryotes centriole: anchor for cytoskeleton, organizes cell division by forming ...
The cytoplasm, mitochondria, and most organelles are contributions to the cell from the maternal gamete. Contrary to the older information that disregards any notion of the cytoplasm being active, new research has shown it to be in control of movement and flow of nutrients in and out of the cell by viscoplastic behavior and a measure of the ...
The cellular cytoskeleton is a dynamic system that functions on many different levels: In addition to giving the cell a particular form and supporting the transport of vesicles and organelles, it can also influence gene expression. The signal transduction mechanisms involved in this communication are little understood.