The Evolution of Plant Roots Roots are essential to the development of large plants because they provide a means of anchoring and maintaining an upright position.Most land plants are literally rooted to the spot.Roots also play a key role in water and nutrient acquisition.More significantly still...
an enormous variety of rooting structures had evolved.The evolution of large erect plants, and in particular trees,placed increasing demands upon the anchoring and supply functions of roots.These problems were solved mainly through the development of more extensive underground systems.The evolution of t...
an enormous variety of rooting structures had evolved.The evolution of large erect plants, and in particular trees,placed increasing demands upon the anchoring and supply functions of roots.These problems were solved mainly through the development of more extensive underground systems.The evolution of t...
The Evolution of Plant Roots Roots are essential to the development of large plants because they provide a means of anchoring and maintaining an upright position.Most land plants are literally rooted to the spot.Roots also play a key role in water and nutrient acquisition.More significantly still,...
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The resulting adaptations to dry land include some structural features that arose early in plant evolution; now these features are common to virtually all land plant. They include roots or root like structures, a waxy cuticle that covers the surfaces of leaves and stems and limits the evaporation...
托福备考托福阅读34套TPO样题+解析+译文25—3 The Evolutionary Origin of Plants 托福考试 复习
The evolutionary history of plants has been marked by a series of adaptations. The ancestors of plants were photosynthetic single-celled organisms probably similar to today’s algae. Like modern algae, the organisms that gave rise to plants presumably lacked true roots, stems, leaves, and complex...