upright
it is upright. it releases gas through a crack on its underside
they curl up
they get famrian calarian zygomate and spray it into near by water
SPonges have no respiratory or excretory organs; these functions are preformed by diffusion.
Grantia are a type of simple sponge-like animals that belong to the phylum Porifera. They lack true tissues and organs, and their bodies are organized into simple layers of cells surrounding a central cavity. One distinctive feature of grantia is their filter-feeding mechanism, where they draw in water through pores in their bodies to obtain food.
Spicules of Grantia typically have four prongs. These prongs help provide structural support to the sponge's body and also aid in capturing food particles from the water.
Spicules, which are structural elements found in sponges, can vary in the number of prongs depending on their type; they typically have 1 to 4 prongs. Grantia, a genus of sponge, commonly features spicules with three prongs. These structures contribute to the support and shape of the sponge, playing a crucial role in its overall anatomy.
Yes, a porifera grantia, commonly known as a type of sponge, is a living organism. It belongs to the phylum Porifera and is characterized by its simple body structure, consisting of porous bodies that filter water to obtain food. Like other living organisms, Grantia exhibits vital functions such as growth, reproduction, and response to environmental stimuli.
Grantia compressa was created in 1780.
Brown encrusting octopus sponges reproduce primarily through asexual means, such as fragmentation, where pieces of the sponge can break off and grow into new individuals. They may also reproduce sexually, releasing sperm and eggs into the water column for external fertilization. This dual reproductive strategy allows them to adapt to varying environmental conditions and maintain their population.
Porifera. http://en.wikipedia.org/wiki/Grantia
Grantia, a type of sponge, exhibits radial symmetry. This means that its body can be divided into similar halves by multiple planes that pass through its central axis. This symmetry is characteristic of many simple aquatic organisms, allowing them to efficiently capture food and respond to their environment from any direction.