the cells
a cell is the basic unit of structure of all living organism
they are made of different parts
cells are very small
nucleus
cell membrane
cytoplasm
is a thick organism, it controls the entry and the exit of substances. it protects the cell.
controls every activity in the cell
most activities of the cell occur
animals and plants have cells
photosynthesis
they are similar
plant cells have parts animal cells don't have
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a vacuole
chloroplasts
a cell wall
are green dots
they contain chlorophyll
is a space inside the cell which contains a liquid called cell sap (è uno spazio all'interno della cellula che contiene un liquido)
it surrounds the cell membrane (circonda la membrana)
converts light energy into chemical energy
the chlorophyll absorbs sunlight in the leaf
the leaf absorbs carbon dioxide from the air
the plant gets water from the roots
chemical processes create glucose
the leaf releases glucose to the plant and oxygen to the atmosphere