The Renaissance was an influential cultural movement which brought about a period of scientific revolution and artistic transformation, at the dawn of modern European history. It marks the transitional period between the end of the Middle Ages and the start of the Modern Age.
1 cell wall Outer structure which provides support and prevents the cell from bursting by the uptake of water by osmosis; plant, fungal and bacterial cell walls have different structures and chemical compositions.  chloroplast Contains the green pigment chlorophyll; the site of photosynthesis.
Inside a Plant Cell. The cell is the basic unit of lifeâthe building block for all plants and animals on the planet. Plant cells are eukaryotic, which means that they contain a distinct nucleus.Plant cells have three unique structures which set them apart from other eukaryotes, such as animal cells: the cell wall, plastids, and vacuoles.Plant cells are microscopic in size (on the order of 0.01 to 1.0 mm.).lant cells are eukaryotic, which means that they contain a distinct nucleus. Plant cells have three unique structures which set them apart from other eukaryotes, such as animal cells: the cell wall, plastids, and vacuoles. Plant cells are microscopic in size (on the order of 0.01 to 1.0 mm.).