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Enzyme Structure

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Questions and Answers

What is the effect of pH and temperature on enzyme action?

pH affects the speed of enzyme action, but temperature does not

Temperature affects enzyme shape, while pH affects enzyme concentration

pH and temperature can alter the shape of the enzyme, affecting its function (correct)

pH and temperature have no impact on enzyme action

What process involves the movement of molecules from an area of high concentration to an area of low concentration?

Active transport

Osmosis

Facilitated diffusion

Diffusion (correct)

Which process requires energy to move molecules across a cell membrane?

Osmosis

Diffusion

Active transport (correct)

Facilitated diffusion

What is the primary function of enzymes in biological systems?

Initiating and accelerating chemical reactions Signup and view all the answers

How does a change in pH typically affect enzyme activity?

It can denature the enzyme, affecting its function Signup and view all the answers

In which process do solute molecules move across a semipermeable membrane from an area of lower concentration to an area of higher concentration?

Active transport Signup and view all the answers

Which process involves the movement of molecules from an area of high concentration to an area of low concentration?

Diffusion Signup and view all the answers

What is the primary function of enzymes in biological systems?

Catalyzing chemical reactions Signup and view all the answers

How does a change in pH typically affect enzyme activity?

It can denature the enzyme Signup and view all the answers

What is the primary function of enzymes in biological systems?

To speed up chemical reactions by lowering the activation energy Signup and view all the answers

How does a change in pH typically affect enzyme activity?

It can denature the enzyme and affect its function Signup and view all the answers

What is the effect of temperature on enzyme action?

Increased temperature initially speeds up enzymatic reactions, but too high temperatures can denature the enzyme Signup and view all the answers

Enzyme Structure

Choose a study mode

Podcast

Questions and Answers

What is the effect of pH and temperature on enzyme action?

What process involves the movement of molecules from an area of high concentration to an area of low concentration?

Which process requires energy to move molecules across a cell membrane?

What is the primary function of enzymes in biological systems?

How does a change in pH typically affect enzyme activity?

In which process do solute molecules move across a semipermeable membrane from an area of lower concentration to an area of higher concentration?

Which process involves the movement of molecules from an area of high concentration to an area of low concentration?

What is the primary function of enzymes in biological systems?

How does a change in pH typically affect enzyme activity?

What is the primary function of enzymes in biological systems?

How does a change in pH typically affect enzyme activity?

What is the effect of temperature on enzyme action?

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