Unit 1 Exam Review 24-25

Front

What is the monomer of Carbohydrates?

Back

Monosaccharides are the basic building blocks of carbohydrates.

Front

True or False: The cell membrane keeps the cell in homeostasis by regulating molecules like calcium, sodium, and potassium, sugars, oxygen, and waste products (CO2).

Back

TRUE: The cell membrane plays a crucial role in maintaining homeostasis.

Front

What makes enzymes function?

Back

Enzymes function by binding to a substrate.

Front

How do enzymes make reactions happen faster?

Back

Enzymes lower the activation energy required for reactions.

Front

What happens when the shape of the enzyme is changed and is no longer able to attach to a substrate?

Back

The enzyme cannot catalyze the reaction.

Front

Define homeostasis.

Back

Homeostasis is the process by which living organisms maintain a stable internal environment.

Front

What is an enzyme?

Back

An enzyme is a biological catalyst that speeds up chemical reactions in living organisms.

Front

What is activation energy?

Back

Activation energy is the minimum energy required to start a chemical reaction.

Front

What is a substrate in the context of enzymes?

Back

A substrate is the reactant molecule that an enzyme acts upon.

Front

What is the role of the cell membrane?

Back

The cell membrane regulates the movement of substances in and out of the cell.