Concept 1: Enzymes and Biochemical Reactions

How does energy change during a chemical reaction?

• Breaking bonds requires energy absorption while building bonds releases energy

• Breaking bonds releases energy while building bonds requires energy absorption

• It doesn't change

Tags

NGSS.HS-PS1-4

Label A in the diagram is identified as...

• reactants

• products

• activation energy

• photosynthesis

Tags

NGSS.HS-PS1-4

Label D in the diagram is identified as...

• reactants

• products

• activation energy

• photosynthesis

Label B in the diagram is identified as...

• reactants

• products

• activation energy

• photosynthesis

Tags

NGSS.HS-PS1-4

This energy diagram shows a _____ reaction.

• endothermic

• exothermic

• activation energy

• photosynthesis

Tags

NGSS.HS-PS1-4

Metabolic reactions are controlled by _____ that bind to reactants.

• enzymes

• nucleic acids

• lipids

• carbohydrates

#1 in the diagram can be identified as...

• active site

• substrate

• product

• enzyme

#2 in the diagram can be identified as...

• active site

• substrate

• product

• enzyme

#3 in the diagram can be identified as...

• active site

• substrate

• product

• enzyme

#4 in the diagram can be identified as...

• active site

• substrate

• product

• enzyme