Thecae
A theca (pl. thecae) is a hard covering found in dinoflagellates. Thecae are made out of cellulose and are found inside the alveoli of dinoflagellates, thus being inside of the cell membrane.
A theca (pl. thecae) is a hard covering found in dinoflagellates. Thecae are made out of cellulose and are found inside the alveoli of dinoflagellates, thus being inside of the cell membrane.