Answer: Cellulose, a component of plant cell walls, is the most abundant organic compound found on earth.
Explanation:
<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: circumference to diameter
Explanation:
Answer:
B
Explanation:
Because the roots of the tree were what where controling the erosion
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