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TLS Online TPP Program

#Question id: 592

The expression: Vmax = k2[E]total applies to

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. zero order kinetics of an enzyme-catalyzed reaction.

  2. first order kinetics of an enzyme-catalyzed reaction.

  3. second order kinetics of an enzyme-catalyzed reaction.

  4. only the initial part (near time = zero) of an enzyme-catalyzed reaction.

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TLS Online TPP Program

#Question id: 12060

#Unit 7. System Physiology – Animal

 Eating a meal leads to a large increase in gastric acid secretion that peaks within about 5 min and returns to normal about 4 hr after a meal is taken. How long after a meal does the pH of the gastric contents reach its lowest level (in hours)?
TLS Online TPP Program

#Question id: 3928

#Unit 3. Fundamental Processes

An extremely large lactose source is encountered by an E. coli cell in the lumen of the small intestine of a human who just ate an entire carton of ice cream. Which of the following would most likely be a contributor to why the E. coli does not metabolize any of the lactose?
TLS Online TPP Program

#Question id: 24544

#Unit 9. Diversity of Life Forms

In the tree below, the given character state character A and B represents;
TLS Online TPP Program

#Question id: 743

#Unit 1. Molecules and their Interaction Relevant to Biology

Glycophorin, an integral membrane protein, has a single transmembrane alpha helix. Which of the following idealized hydropathy plots most likely represents the transmembrane nature of glycophorin?
TLS Online TPP Program

#Question id: 411

#Unit 1. Molecules and their Interaction Relevant to Biology

The reaction ATP -> ADP + Pi is an example of a reaction.