Cell Structure and Function

Which enzyme catalyzes the breakdown of starch into maltose?

• Lactase
• Sucrase
• Maltase
• Amylase

What is the function of transfer RNA (tRNA) during translation?

• Stores genetic material
• Initiates DNA replication
• Breaks down mRNA
• Carries amino acids to the ribosome

What is the primary sugar found in RNA molecules?

• Glucose
• Fructose
• Deoxyribose
• Ribose

What is the term for the loss of protein structure and function due to external factors like heat or pH change?

• Polymerization
• Hydrolysis
• Denaturation
• Transcription

What type of bond is responsible for maintaining the secondary structure of proteins?

• Ionic bond
• Peptide bond
• Disulfide bond
• Hydrogen bond