Biology 1st Semester Review

What is the energy needed to start an chemical reaction referred to?

• Cascading Energy
• Potential Energy 
• Kinetic Energy
• Activation energy

What is being represented by the letter A in the image?

• Substrate
• Enzyme
• Product
• Complex

What is being represented by the letter B in the image?

• Substrate
• Enzyme
• Enzyme-Substrate Complex
• Product

What is being represented by the letter E in the image?

• Substrate
• Enzyme
• Active Site
• Product

What is being represented by the letter C in the image?

• Substrate
• Enzyme
• Enzyme-Substrate Complex
• Product

If an enzyme becomes over heated what effect, if any, will the heat have on the enzymatic activity? 

• The enzyme will not store much chemical energy.
• The enzyme will not be able to catalyze reactions.
• The enzyme will lose its net electrical charge.
• The enzyme will lose stored genetic information.

REVIEW: Which of the following best describes the function of nucleic acids?

• Nucleic acids are used as the building blocks of proteins.
• Nucleic acids inhibit and stop the flow of biochemical reactions. 
• Nucleic acids contain the genetic code for protein synthesis. 
• Nucleic acids transmit signals that begin biochemical processes.

Tags

NGSS.HS-LS1-1

REVIEW: Which of the following properties of water enables it to move from the roots to the leaves of plants?

• Water expands as it freezes.
• Water exhibits cohesive behavior.
• Water can moderate temperatures.
• Water is an excellent solvent.

In the diagram, what is letter C? 

• product
• substrate
• enzyme-substrate complex
• active site

Water's ability to stick to other objects

• Cohesion
• Adhesion