Select the best answer for the question. 14. Which feature is believed to have been the first step in the evolution of land pla
A. Evolution of vascular tissue
B. Protection of the embryo
C. Evolution of microphylls
© D. Evolution of flowers to attract pollinators
Mark for review (Will be highlighted on the review page)
a
N
W

stratosphere: as the altitude increases, the air temperature increases. the stratosphere has a layer of ozone, called the ozone layer. this layer absorbs most of the ultraviolet radiation from sunlight. this results in the stratosphere being warmer.

science-ocean floors and habitats study guide by volleyballqueen3817 a major advance in ocean-floor mapping. list four sections of the ocean floor. algae that use sunlight to produce their own food through photosynthesis. all of the feeding relationships that exist in a habitat. drying out, predators, find food.

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