Agroup of scientists are studying a crab. after comparing the crab to other crabs and testing its dna, the scientists think they have found a new species of crab. what should they do next? they should test the crab’s dna again. they should share their research with other scientists. they should observe the crab to identify what it eats. they should call a news outlet to make an announcement.

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human impact on the environment can be seen in the deterioration of the !

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image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.