Ca # 4 Review

Which biomolecule is made of nucleotides and contain you DNA?

• Carbohydrate
• Lipids
• Protein
• Nucleic Acid

Which biomolecule has sugars and starches?

• Lipids
• Proteins
• Carbohydrates
• Nucleic Acid

Which biomolecule functions include enzymes­ which speeds the rate of chemical reactions, structural components in cells, mechanical functions in muscles and cytoskeleton, cell signaling, and immune response; provides structure and helps with chemical reactions 

• Protein
• Lipids
• Carbohydrate
• Nucleic Acid

Which of the following conclusions can be drawn from this graph?

• The optimum pH of the enzyme is 6.6.
  
• The optimum pH of the enzyme is 5.8
  
• The enzyme’s activity increases as pH increases 5.0 to 9.0
  
• The enzyme’s activity is greater around pH of 8.0 .
  

What is the purpose  of an enzyme?

• give permission for the reaction
• raise activation energy
• speed up reactions
• control how many reactions occur

Which table headings should the student use for the two groups?

• 1. Animal cells………..2. Plant Cells

• 1. Prokaryotic cells…..2. Eukaryotic cells

• 1. Mobile cells………..2. Motile cells

• 1. Fungal cells………..2. Bacterial cells

What are the reactants of photosynthesis?

• carbon dioxide, water, and sunlight

• oxygen and glucose

• carbon dioxide and glucose

• carbon dioxide, water, and ATP

What are the products of photosynthesis?

• carbon dioxide, water, and sunlight

• oxygen and glucose

• carbon dioxide and glucose

• carbon dioxide, water, and ATP

What are the reactants of cellular respiration?

• carbon dioxide, water, and sunlight

• oxygen and glucose

• carbon dioxide and glucose

• carbon dioxide, water, and ATP

What are the products of cellular respiration?

• carbon dioxide, water, and sunlight

• oxygen and glucose

• carbon dioxide and glucose

• carbon dioxide, water, and ATP