Yini eyenza izihlahla nezitshalo kube luhlaza?
Izihlahla, izitshalo nama-algae aluhlaza ngenxa ye-chlorophyll futhi empeleni kubhekwa njengokuluhlaza ngoba i-chlorophyll ithatha ukukhanya okubomvu nokuluhlaza okwesibhakabhaka kodwa ibonakalisa ukukhanya okuluhlaza.