Cacti species are plants that are well adapted to growing in arid and semiarid regions where the main problem is water availability. Cacti have developed a series of adaptations to cope with water scarcity. such as reduced leaf surface via morphological modifications including spines. cereous cuticles. https://echobookmarks.com/story19493442/integrando-a-hist%C3%B3ria-oral-e-as-narrativas-a-abordagens-pedag%C3%B3gicas-problematizadoras-na-forma%C3%A7%C3%A3o-inicial-de-professores-de-matem%C3%A1tica