Question

Each tooth is attached to the jawbone with the help of what is

Answer 1

Talking about it (thecodont) wherein teeth are embedded into the jawbone. It is attached to the gum where the cement joints the tooth to the jawbone hence creating a whole set of teeth (Periodontal ligament) collagen fibres and covers up the cement.

Answer 2

Tooth is attached to the gum where the cement joints the tooth to the jawbone hence creating a whole set of teeth called periodontal ligament collagen fibres and covers up the cement. The periodontal ligament, commonly abbreviated as the PDL, is a group of specialized connective tissue fibers that essentially attach a tooth to the alveolar bone within which it sits.