Answer:
b. Eustachian tubes is correct
Explanation:
Probability is the likelihood of something happening or being the case.
Answer:
Glycogenolysis is the breakdown of glycogen (n) to glucose-1-phosphate and glycogen (n-1). Glycogen branches are catabolized by the sequential removal of glucose monomers via phosphorolysis, by the enzyme glycogen phosphorylase.
Physical properties of a pencil include color, density, & hardness...
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Answer:
they are used for protection, maneuvering, and to trap food for consumption
Explanation:The spikes of the sea urchin are used for protection, to move about, and to trap food particles that are floating around in the water.