What substannce is present

Reference no: EM13152087

a test tube contains starch, pancreatic amylase and water. the biuret test is negative. after 30 mins the benedicts test is positive. what substannce is present?

Reference no: EM13152087

Questions Cloud

Journalize the september transactions : Sept. 6 Purchased calculators from Green Box Co. at a total cost of $2,441, terms n/30. Journalize the September transactions.

Why are rapidly evolving dna sequences useful : Why are rapidly evolving DNA sequences useful for determining relationships only among taxa that evolved from quite recent common ancestors?

Special characteristics of purely competitive firms : How does the investment banks industry fit into the perfectly competitive model - Special characteristics of purely competitive firms

How many iron atoms are in a molecule of hemoglobin : Hemoglobin has a mass of about 67,000 g/mol. It is 0.3335% iron by mass. How many iron atoms are in a molecule of hemoglobin?

What substannce is present : a test tube contains starch, pancreatic amylase and water. the biuret test is negative. after 30 mins the benedicts test is positive. what substannce is present?

Non-controlling interest in kent total income : At the end of the year, 20% of the goods were still in X-Beams' inventory. Kent's reported net income was $300,000. What was the non-controlling interest in Kent's net income?

What will be the pressure of the gas : an ethylene gas torch reqires 3200 L of gas at 3.00 atm. what will be the pressure of the gas if ethylene is supplies by a 250. L tank?

Which is most likely to result in a speciation event and why : Explain the difference in artificial and natural selection and provide an example of artificial selection.

Determine the initial concentration of cells : For a specific type of cells after 3 hours, the concentration of cells per milliliter of solution is about 400/mL. After 10 hours, the concentration has gone up to 2000/mL. Determine the initial concentration of cells.

User Account

All Pages