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Delve into the components of plant cells, from cell walls to chloroplasts, and understand their functions in plant biology. Discover the unique organelles that distinguish plant cells from animal cells.
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What is inside a plant cell? • Plant cells have many of the same structures and organelles as animal cells. • However, plant cells often have a box-like shape and are a bit larger than animal cells. • They also have some additional organelles that animal cells do not have.
What is inside a plant cell? • Cell wall- Plant cells have an additional outer covering around the outside of the cell. • The cell wall is a stiff structure outside the cell membrane. • It provides the plant cell with strength and extra support.
What is inside a plant cell? • Vacuole- stores extra water for plants • Plant cells usually have one large, central vacuole. • In plant cells this vacuole stores excess water and provides extra support. • The extra water in the vacuole of plant cells keeps the plant from drying out. • When a plant needs extra water the vacuoles release the water they have stored into the cells.
What is inside a plant cell? • Chloroplast- where plants make their own food • A chloroplast is a green structure where the energy from sunlight is used to produce food for the plant. • Chloroplasts are green because they contain a chemical called chlorophyll • Chlorophyll- a chemical that is able to use the energy in sunlight to produce food for the plant.
What is inside a plant cell? • Many plant cells are green because of the chlorophyll in their chloroplasts. • Plant cells that lack chloroplasts are not green. Chloroplasts are mainly found in the cells of leaves and stems of plants.