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<span>The spicules have an important purpose for loosely constructed animal such as sponge. First of all, spicules give structure which is vital due to loose construction. Secondly, it protects from predators. This is similar to porcupine quills in serving to protect.</span>
Answer:
Helium
Explanation:
Helium is extracted in a few places in the world, namely USA, Algeria, Russia and Qatar. Helium is abundant in space, where it's produced as a product of the fusion reaction inside stars such as the sun.
Carrying out experiments to prove a point and to further knowledge about the world around us and the galaxy we live in
Answer:
Organelle A is chloroplasts
Organelle B is the vacuole
Explanation:
I don’t exactly understand what it means on which one is correct, but I hope this helps you.
