Plant Structure and Function
Completion requirements
Pori drwy'r eirfa gan ddefnyddio'r mynegai hwn
Arbennig | A | B | C | CH | D | DD | E | F | FF | G | NG | H | I | L | LL | M | N | O | P | PH | R | RH | S | T | TH | U | W | Y | Y CYFAN
A
Active transportThe movement of substances across a cell membrane using energy. | |
Apical meristemA region of actively dividing cells at the tip of a stem that produces new growth. | |
AutotrophAn organism that makes its own food using sunlight or chemical energy. | |
C
CambiumA layer of dividing cells that produces new xylem and phloem in woody plants. | |
Cell wallA rigid outer layer surrounding plant cells, made mainly of cellulose. | |
CelluloseA strong carbohydrate that forms plant cell walls. | |
CuticleA thin, waxy waterproof layer that reduces water loss from the leaf. | |
ChloroplastThe organelle where photosynthesis takes place. | |
ChlorophyllThe green pigment that absorbs light energy for photosynthesis. | |
D
Dermal tissueThe protective outer tissue covering the plant. | |