B24 1-9

Which macromolecule stores energy?

• Carbohydrates

• Proteins

• Lipids/Fats

• Nucleic Acids

This macromolecule contains the instruction to make protein

• Lipids/Fats

• Nucleic Acids

• Protein

• Carbohydrates

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

Which macromolecule is used as our main source of energy?

• Lipids/Fats

• Nucleic Acids

• Proteins

• Carbohydrates

Which Graph shows that an enzyme works best at a pH of 4?

• 
• 
• 
• 

The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?

• Enzymes increase the energy of the reactants.
• Enzymes decrease the energy level of the products.
• Enzyme decrease the activation energy of the reaction.
• Enzymes reverse the direction of the reaction.

Tags

NGSS.HS-PS1-5

Which of these is NOT true?

• Enzymes can denature (change shape) when the temperature gets too high.
• Enzymes can only be used once in a chemical reaction. 
• Extreme pH can denature enzymes.
• Enzymes speed up chemical reactions. 

Tags

NGSS.HS-PS1-5

Transports materials throughout the cell.  Acts as an assembly line for proteins.

• endoplasmic reticulum
• vacuole
• nucleus
• ribosome

The smooth ER does which of the following

• DNA Replication
• Protein Synthesis
• Lipid Synthesis
• RNA Transcription

Which 2 organelles are only found in plant cells?

• chloroplast and mitochondria
• chloroplast and cell membrane
• mitochondria and cell wall
• chloroplast and cell wall

Tags

NGSS.HS-LS1-5

Proteins are made of monomers called ___________.

• Nucleotides
• Monosaccharides
• Amino Acids
• Glycerol and fatty acids

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6