Ukuba ungomnye wabo bathanda ukuhamba emasimini kwaye baqwalasele izityalo, kungenzeka ukuba uqaphele ukuba ezinye izityalo zithanda lujongilanga, bahlala bejonge elangeni, bekhangela ukukhanya kunye nemitha yayo. Nangona bengenako ukuhamba emhlabeni, ngexesha lasemini bahambisa isiqu sabo kuxhomekeke kwindawo ekuyo inkosi enkulu yeenkwenkwezi.
Ukongeza kujongilanga, ngokuqinisekileyo uqaphele ukuba ezinye izityalo zikhula kwicala elinye apho ilanga liphuma khona, kwaye emini zizama ukulandela ukukhanya okuvela kule nkwenkwezi inkulu. Kodwa ngaba wakha wazibuza kutheni ezinye izityalo zilandela umendo welanga? Nangona impendulo isenokubonakala ilula, akunjalo konke konke. Omnye wabantu bokuqala ukubuza le yayinguLeonardo Da Vinci, kwaye kulo mbuzo, abantu abaninzi baqala ukubuza ngokufanayo.
Okwangoku, iqela labaphandi baseYurophu lenze izinto ezisisondeza kwimpendulo: kubonakala ngathi izityalo zine tyala ihomoni ebizwa ngokuba yi-auxin, nto leyo ebenza bafune ukukhanya kwelanga. Le hormone igcinwa kwiindawo ezithile kwisityalo, njengamacandelo akhulayo esityalo, emva koko asiwe kwezinye iindawo, kubandakanya nesiqu.
Ukuze isityalo sikwazi ukufikelela ukufunxa ngokwaneleyo kwaye ngokufanelekileyo imitha yelangaKubaluleke kakhulu ukuba isiqu silungelelaniswe ngokukhawuleza ukuze sikwazi ukufikelela kubude obuphezulu kwaye sibambe imitha yelanga. Kungenxa yesi sizathu ukuba isixa esikhulu sale hormone yokunikezela sinikezelwa kwindawo esezantsi yesityalo, yiyo loo nto isiqu siqala ukukhula ngokuthe tye. Ngale ndlela, izityalo ziyakwazi ukuthatha ithuba elingcono lokutshintsha kweemeko zokusingqongileyo.