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CHOOSE ALL THAT APPLY: A student tests an unknown food item for presence of macronutrients. They perform a Biuret, Iodine, Benedicts, and Litmus test, and there results are as follows: Biuret: Color change Benedicts: No color change Iodine: Color change Litmus: No color change What conclusions can you make from these results?

In the protein digestion lab, which tube contents had the strongest reaction?

CHOOSE ALL THAT APPLY: Which of these combinations create a synergistic effect? 

Which of these would indicate renal failure?

Above is a microscopic analysis of four patient samples. These patients all have the presence of this in their urine:

Why did EMG increase as clench strength increased?

What is the purpose of adding the chromagen to the ELISA well?

For the ELISA test, why were three tests performed for each sample?

Which experiment resulted in the highest heart rate?

A student adds the following to a test tube: Pepsin, protein, and DI H2O (pH of 7.0). The reaction proceeds slowly. What change could be made to speed up the reaction?