Answer: Calcite, aragonite, vaterite
Explanation:
Answer:
it increases the viewing size.
Explanation:
Function of microscope is used to enlarge organisms for better look
Pure substance can be classified as or compounds?
Answer: elements
A.
Explanation: Because he learned it in previous years when it was different, now it becomes hard to learn the new information.
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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