Maple syrup, which comes from the sap of maple trees, contains water and natural sugars. it's clear, brown liquid and the sugars can't be seperated by filtration. under which category will you classify it?

the answer is 75.0%.

the population of unionid mussels in the hudson river decreased after zebra mussels were introduced. zebra mussels, a nonnative species, competed with the unionid mussels for food. the zebra mussels were able to outcompete the unionid mussels, allowing the zebra mussel population to increase dramatically over six years. the unionid mussel population decreased due to a lack of food.

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