Cell Structure and Function

What is the function of plasmodesmata in plant cells?

• To synthesize proteins
• To store water
• To absorb nutrients
• To connect the cytoplasm of adjacent cells

Which part of the plant cell wall is laid down first and is capable of growth?

• Secondary wall
• Middle lamella
• Plasmodesmata
• Primary wall

What component of the cell wall is primarily responsible for gluing adjacent plant cells together?

• Cellulose
• Hemicellulose
• Pectins
• Calcium pectate

What is the main function of the cell wall in plants?

• To produce energy
• To store genetic material
• To carry out photosynthesis
• To provide shape and protect the cell

Which of the following is a property of the lipid bilayer?

• Fully hydrophilic
• Contains metal ions
• Composed entirely of proteins
• Hydrophobic interior