Examlex
Which of the following objects is most like a hydrostatic skeleton?
Axons
Long nerve fibers that transmit signals from the body of a neuron to other cells.
Dendrites
The branched projections of a neuron that receive electrochemical signals from other neurons and conduct them toward the cell body.
Cell Wall
A rigid layer lying outside the plasma membrane of the cells of plants, fungi, and bacteria, providing structure and protection.
Nucleolus
A small, dense structure found within the nucleus of cells, involved in the production of ribosomes and ribosomal RNA.
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