The Chemistry of Life - Quiz 2

Mark the item that correctly completes the sentence.

"A type of protein that speeds up a chemical reaction in a living organism is called ____________."

• Enzyme

• Active Site

• Substrate

Mark the item that correctly completes the sentence.

"A specific reactant acted upon by an enzyme is called ________________."

• Enzyme

• Active site

• Substrate

What is the part of an enzyme where the chemical reaction occurs?

• Enzyme

• Active Site

• Substrate

Broken down to simple sugars

• Carbohydrates

• Protiens

• Lipids

• Nucleic Acid

Energy-rich organic compounds, such as fats, oils, and waxes, that are made of carbon, hydrogen, and oxygen.

• Carbohydrates

• Proteins

• Lipids

• Nucleic Acid

Nutrients the body uses to build and maintain its cells and tissues

• Carbohydrates

• Proteins

• Lipids

• Nucleic Acids

Atoms are made up of three parts...

• Electrons, Neutrons and Protons
• Electrons, Lipids and Protons
• Electrons, Nucleus, Protons
• Electrons, Ions, Cheese

The four elements of life are...

• Hydrogen, Oxygen, Nitrogen, Carbon
• Hydrogen, Helium, Nitrogen, Sillicon
• Sodium, Titanium, Oxygen, Carbon
• Neon, Argon, Krypton, Helium

When two monosaccharides combine they make what..?

• Dissacharide
• Bissacharide
• Polyssacharide
• Cheese

Which organic molecules supply energy to cells?

• lipids and carbohydrates
• carbohydrates and nucleic acids
• lipids and nucleic acids
• proteins and nucleic acids