Castles for Enzymes

The pH of the stomach is

2.5

In which type of environment does pepsin work best in?

Acidic only

In living cells, chemical processes, such as synthesis, all require the action of.....

Biological catalysts

What is the chemical compound that breaks down the insects?

Biological catalysts

The activity of what enzyme decreases in both acidic and basic environments?

Chymotrypsin

What characteristic allows enzymes to function in a specific way?

Each enzyme has a characteristic shape

Many disorders are due to the inability of an individual to break down a particular chemical. Sometimes these disorders can be treated by giving the affected individual the appropriate....

Enzymes

Enumerated molecules normally interact with substrate molecules. Some medicines work by blocking enzyme activity in pathogens. These medicines are effective because they...

Have a shape that fits into the enzyme

Which statement explains the importance of maintaining a constant internal environment to ensure proper enzyme functioning?

Increasing the temperature and pH can alter the specific shape of enzymes

Increasing temperatures altered the structure of catalase, decreasing ______________________ production

Oxygen

The function of a specific enzyme is most directly influenced by its

Physical shape

The enzyme amylase will affect the breakdown of carbohydrates, but it will not affect the breakdown of proteins. The ability of an enzyme molecule to interact with specific molecules is most directly determined by

Shapes of the molecules involved

A fully functioning enzyme molecule is arranged in a complex three- dimensional shape. This shape determines what?

Specific type of molecule it interacts with during a reaction

What's a statement that BEST describes enzymes?

The rate of activity of an enzyme might change as pH changes

What do enzymes effect?

The rate of chemical reactions

What's a statement that describes all enzymes?

They affect the rate of chemical reactions

In the body of a human, the types of chemical activities occurring within cells are most dependent on the...

biological catalysts present

What is another word for catalyst?

enzyme

Biological catalysts are

enzymes

The shape of a protein molecule directly determines its

functions inside and outside of cells

What do enzymes work best that are different?

pH levels