Multiple ChoiceThe appearance of cuticle and stomata is correlated with what event in the evolution of green plants?546views
Multiple ChoiceWhich of the following occurs in vascular land plants but not in charophytes (stoneworts)?64views
Multiple ChoiceWhich of the following was a challenge to the survival of the first land plants?583views
Multiple ChoicePlants have a cell wall made of cellulose. What is the primary function of the cell wall in plants?683views