Cell Structure and Function

Which of the following is not a function of the mitochondrial outer membrane?

• Allowing passage of small molecules
• Forming the outer boundary
• Maintaining shape
• ATP synthesis

Which of the following is not a feature of leucoplasts?

• Store nutrients
• Are found in underground plant parts
• Contain pigments
• Can differentiate into chloroplasts

Which of the following statements about mitochondrial DNA is false?

• It is circular
• It is inherited exclusively from the father
• It lacks histones
• It encodes some mitochondrial proteins

Which of the following is not a function of plastids?

• Photosynthesis
• Storage of nutrients
• Coloration of plant parts
• Respiration

Which of the following is not a component of the mitochondrial matrix?

• DNA
• Ribosomes
• Enzymes
• Chlorophyll