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Photosynthesis
The process by which plants use light energy, carbon dioxide, and water to make glucose; oxygen is released.
Light energy
Energy from sunlight captured by chlorophyll to power photosynthesis.
Glucose
A sugar made during photosynthesis that store chemical energy and can be used in cellular respiration.
Carbohydrates
Sugars and related compounds plants make glucose, including starch and cellulose.
Chlorophyll
The green pigment that absorbs light energy.
Chloroplast
The organelle in plant cells where photosynthesis takes place
carbon dioxide (CO2)
A gas released during photosynthesis and used during cellular respiration.
water (H2O)
A substance absorbed by roots and used in photosynthesis; it is split during the light-dependent reactions.
Oxygen
A gas released during photosynthesis and used during cellular respiration
Hydrogen
An element from water used in reactions that help plants makes sugar
Glucose formula
C 6 H 12 O 6 is the chemical formula for glucose
Sucrose
A sugar plant transport to other parts of the plant
Cellular Respiration
The process cells use to break down glucose with oxygen and release usable energy as ATP; carbon dioxide and water are produced
Mitochondria
Organelles where cellular respiration takes place and much of the cellโs ATP is produced.
ATP (adenonsine triphosphate)
An energy-rich molecule cells use to power their activities
ADP (adenonsine diphosphate)
A lower-energy molecule that can gain a phosphate group and energy to become ATP
Chemical energy
energy stored in chemical compounds, such as glucose and ATP
Stomata
Tiny openings, usually on the lower surface of leaves, that allows gases and water vapor to move in and out
Guard cells
cells around each stoma that control whether the opening opens or closes,
Transpiration
The loss of water vapor from a plant, mainly through leaf stomata.