Vocabulary Entry

microtubule

|noun

noun

A microtubule is a tubular structure found in cells, composed of protein, that is part of the cytoskeleton and plays roles in cell shape, division, and transport.

Example Sentences

"Microtubules are essential for maintaining the shape of the cell."

"During cell division, microtubules help separate the chromosomes."

"In neurons, microtubules are vital for the transport of neurotransmitters."