Observation of a mitochondrion during its movement in the axon cytoplasm shows m
ID: 143162 • Letter: O
Question
Observation of a mitochondrion during its movement in the axon cytoplasm shows movement toward the synapse alternating with movement back toward the Golgi apparatus, although the end result is a biased walk that ends with the mitochondrion near the synapse. Describe how such a back and forth movement of this organelle is possible.
How does this topic relate to other topics/processes? What possible applications or projects come to mind from thinking about this topic? What analogy can be used to describe this topic?
Explanation / Answer
Mitochondria and other organelles move up and down the axon cylinder with the help of microtubules (kinesin and dynein). Kinesin and dynein proteins move the organelles both in the forward and backward directions.
These molecular motors help in the transport of organelles over small distance and are useful during cell division, neurotransmission and immunological reactions. The process can be compared with the movement of cargo in the transport system.
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