calcispongia----composed of calcium
hyalospongia.....made of silicates
demospongia....made of protein
yes, focal lens length has three classifications
the three classification of technology is: tools product process
cd
three
asa, usfa, usssa
Small, medium, large
The three classes of sponge skeletons are siliceous or glass sponges (Class Hexactinellida), calcareous sponges (Class Calcarea), and sponges with a fibrous protein skeleton (Class Demospongiae). Each class has unique structural characteristics that support the sponge's body.
False :)
preventive, corrective, and functional
aging-life extensoin-hospitals
igneous, metamorphic, and sedimentary
The three classifications of protists include animal-like protists (protozoa), plant-like protists (algae), and fungus-like protists (slime molds). These classifications are based on their mode of nutrition and cellular structure.