Plant Biology
Completion requirements
Browse the glossary using this index
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L
Lateral rootA branch growing from the primary root. | |
LeafThe organ responsible for most photosynthesis and gas exchange. | |
Light intensityThe amount of light reaching a surface. | |
Light spectrumThe range of visible colours produced when white light is separated by wavelength. | |
LigninA strong substance that reinforces xylem walls. | |
Limiting factorThe factor that restricts the rate of a biological process because it is in the shortest supply. | |