Answer:
The special cells of the sponge include those that filter sea water; cells that are phagocytic (that engulf and digest food particles); those that form the external 'skin', breathing pores and tubes through which water enters and leaves the body; and those that secrete the mineral and organic skeletons, called spicules and fibres, respectively. Sponges are also unique because nearly all their cells can change function as required (totipotency).
Explanation:
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Some living things are, protists, plants, animals, fungus, and bacteria
Non living things; Water, minerals, air, light, and soil.
D. The mutation will be expressed only if the individual has two copies of the recessive allele.
The lava solidifies into hard rock making new landforms
