verb (used without object) 1. to differ in sentiment or opinion, especially from the majority; withhold assent; disagree (often followed by from): Two of the justices dissented from the majority decision. 2. to disagree with the methods, goals, etc., of a political party or government; take an opposing view.
This contrasts with the cell walls of fungi (which are made of chitin), and of bacteria, which are made of peptidoglycan. Cell walls perform many essential functions: they provide shape to form the tissue and organs of the plant, and play an important role in intercellular communication and plant-microbe interactions.
Rating Newest Oldest. Best Answer: Two organelles only in plant cells: -Chloroplasts: Chloroplasts are the plant cell's energy power plant as well as mitochondria-they are involved in photosynthesis, making food and energy for the cell. -Cell walls: Cell walls are rigid layers around the cell membrane.