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Phenol red is a pH _______________ which will turn yellow in acid and pink in base.  

What is this piece of equipment called?  

Which objective lens do you always start with when viewing a slide?

Phenol red is a pH _______________ which will turn yellow in acid and pink in base.  

Why is the volume level for the Elodea covered with foil decreasing in the “Determing Rate in White Light” simulation?  

Which of the following mutations changes just one amino acid in the resulting polypeptide?

In what ways were the Euglena and Elodea cells similar?

Compare the 2 pictures below. These pictures are from the cellular respiration simulation. Why is the gas level not changing with the glass beads (bottom respirometer) over 20 minutes?   Time zero:   Time: 20 minutes

What does the data suggest about the behavior of the pillbugs?

Compare the 2 pictures below. These pictures are from the cellular respiration simulation. Why is the gas level decreasing in the germinating soybeans (top respirometer) over 20 minutes? (Hint: what IS the gas that was measures with the respirometer?)   Time zero:   Time: 20 minutes