Plant Cell

Question 1

Cellulose wall - 3 points

Answer 1

• support and structure cell
• pores = plasmodesmata
• freely permeable - stops cell bursting

Question 2

Vacuole - 4 points

Answer 2

• consists of membrane = tonoplast - selectively permeable
• filled with cell sap
• weak solution of mineral salts, sugars, amino acids sometimes pigment
• keeps cell firm when full of cell sap = turgid