AP Bio 3.1-3.3 Enzyme Structure

All of the chemical reactions that take place in a organism

• photosynthesis

• enzyme

• metabolism

• catabolic

Catabolic pathways

• Pathways that release energy by breaking down molecules

• Pathways that consume energy to build molecules

Anabolic pathways

• Pathways that consume energy to build molecules

• Pathways that release energy by breaking down complex molecules

Energy cannot be created nor destroyed...

• 1st Law of Thermodynamics

• 2nd Law of Thermodynamics

• Energy

• Kinetic Energy

The energy of transformation increases the entropy or disorder of the universe

• 1st Law of Thermodynamics

• 2nd Law of Thermodynamics

• Energy

• Kinetic Energy

The image depicts a reaction that releases energy.. This is known as what type of reaction?

• Exergonic

• Endergonic

The reaction displayed in the image shows what type of reaction?

• Endergonic, reactions that absorb energy

• Exergonic, reactions that release energy

• Endergonic, reactions that release energy

• Exergonic, reactions that absorb energy

Give one example of an exergonic reaction..

Answer explanation

Examples include reactions that release energy...Cellular respiration

Give one example of an endergonic reaction..

Answer explanation

Examples include reactions that absorb energy...photosynthesis

Cells are ALWAYS at equilibrium

• True

• False

Answer explanation

Living cells have a constant flow of materials in and out of the membrane