Talk about the chondrocytes.

Differentiate from chondroblast, spherical or rounded send very short and thin extentions to ECM. Large spherical central nucleus with one or more nucleuoles, basophilic cytoplasm containing usual cell organelles (RER and free ribosomes), enclosed in small lacunae without a wall, synthesize all macromolecules of ECM, maintain their integrity by ensuring their renewal.