Plants and Algae Most Recently Shared a Common Ancestor 480

question 45

Multiple Choice

Plants and algae most recently shared a common ancestor 480 million years ago,and plants colonized land shortly after that.Light,water,minerals,and dissolved gases surround the whole body of a submerged green alga,and the buoyancy of water provides physical support.What adaptation did plants make in taking up water and minerals when they moved to dry land?

• A) production of lignin
• B) production of a cuticle
• C) production of pollen
• D) development of vascular tissue
• E) development of stomata

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