A scientist treats cells with DNP (2,4-dinitrophenol), a chemical that allows protons to freely cross the thylakoid membrane. What effect will this have on the light-dependent reactions of photosynthesis?

A student places a slice of potato into a saltwater solution. After an hour, the potato becomes soft and flexible. Which process most likely explains this change?

The mitochondrion gets its name as “the powerhouse of the cell” because the majority of the ATP is produced in mitochondrion by the enzyme ATP synthase. The energy to do this comes from ________    

Only a small amount of ATP is produced during glycolysis. Most of the energy after the glycolysis still remains

Sports physiologists at an Olympic training center want to monitor athletes to determine at what point their muscles stop functioning aerobically and begin alternative pathway. They can do this by checking for a buildup of which of the following compounds?

In bacteria, the antibiotic tetracycline blocks the site where tRNA molecules enter the ribosome. The most likely reason that bacteria die from treatment with tetracycline is because this antibiotic:

A series of enzymes catalyze the reaction X → Y → Z → A. Product A binds to the enzyme that converts molecule X to molecule Y at a location separate from its active site; this binding decreases the activity of the enzyme. Substance X is a(n) while substance A functions as a(n) .

What is the expectation for a professional email?

Vowels are usually produced with the velum raised.

Which of the following is never an onglide nor an offglide among the English diphthongs?