Ascientist has discovered a new plant species in the amazon rainforest. she tells her fellow scientists that the plant she has found produces a cone. what might they say about how this plant is different from an angiosperm? a) its seeds have one or two cotyledons. b) its stems' vascular bundles are scattered. c) it does not depend on insect pollination. d) it is a seeded vascular plant.

Scientists are conducting a study on the effectiveness of a new drug on memory loss. they are giving some of the test subjects the new drug to find out if it improves their long-term memory. which are possible limitations of this study? check all that apply. a) test subjects may want to participate in additional experiments. b) test subjects may think they should be paid more. c) test subjects may get bored and want to quit early. d) test subjects may have to travel during the experiment. e) test subjects may have full-time jobs. this is multiple choice. you for the !