TRUE or FALSE: We would expect a concentration of .25mg/ml of the enzyme amylase to result in a shorter time to reach the reaction endpoint, than a concentration of 2mg/ml. 

My high school students completed an experiment where they were asked to water an aloe plant a different amount each week, and measure the plant’s growth each Friday.  What is the dependent variable in this experiment?

A beaker is more precise than a graduated cylinder at measuring the volume of a liquid.

When changing from the 4x objective lens to the 10x objective lens, the field of view will:

Name the color-changing molecule that was used to determine the endpoint of the chemical reaction you studied in Lab Exercise 4.

Name the enzyme that catalyzed the chemical reaction you studied in Lab Exercise 4.

Which phase of water is shown below?    

Which of the following is an aminoglycoside?

Which route are antibiotics commonly administered in surgery?

Which term indicates abnormally high potassium concentration in the blood?