Chemistry of Life

Life on Earth is based on the element:

• helium

• nitrogen

• carbon

• water

The major macromolecules of life are:

• lipids, proteins, carbohydrates, nucleic acids
• nucleic acid and water
• lipids and fats
• DNA

Tags

NGSS.MS-LS1-7

The purpose of an enzyme is:

• Do photosynthesis
• change chemicals into different chemicals
• speed up chemical reactions
• Eliminate water

This biomolecule is used to make energy for our cells. The simplest is glucose, a monosaccharide.

• Carbohydrates
• Lipids
• Nucleic Acids
• Proteins

Tags

NGSS.MS-LS1-7

These biomolecules are fats, oils, waxes and steroids. They are also a result if we eat too many carbohydrates and why we don't melt in water.

• Carbohydrates
• Lipids
• Nucleic Acids
• Enzymes

Examples of these biomolecules are DNA and RNA...

• Nucleic Acids
• Carbohydrates
• Lipids
• Proteins

Tags

NGSS.MS-LS3-1

These biomolecules are the main building blocks of you. They are large and complex and special ones do jobs all over your body as catalysts.

• Proteins
• Carbohydrates
• Lipids
• Nucleic Acids

Tags

NGSS.MS-LS3-1

What are special types of proteins that act as catalysts?

• Enzymes
• Lipids
• Polysaccharides
• DNA

Enzymes make chemical reactions go faster by doing what?

• Lowering the activation energy of a reaction
• Making energy
• Absorbing energy
• Having a dance off with other enzymes

What type of molecule provides immediate energy in cells?  

• lipids
• proteins
• carbohydrates
• nucleic acids