What is spongin?Multiple choice question.A protein that lends skeletal support in some species of spongesThe gamete produced by male spongesA toxic protein produced by sponges to paralyze their preyThe gamete produced by female sponges

Protein fibers and ______ are the main supporting structures for sponges.

Sponge gametes are derived from what type of cells?Multiple choice question.SpiculesCnidocytesChoanocytesEpithelial cellsNeed help? Review these conc

state the importance of gametophyte to a sporophyte

What type of cells surround the body of a sponge?Multiple choice question.SpiculesEpithelial cellsChoanocytesAmoebocytes

The tough skeletal fibers and spicules that support the body of a sponge are formed by what type of cells?Multiple choice question.ChoanocytesAmoeboid cellsCnidocytesEpithelial cellsNeed help? Review these concept