During the process of photosynthesis, plants use carbon dioxide, water, and energy from the sun to produce glucose and oxygen. Which of the following correctly describes a structure that makes this process possible? A. The hollow and elongated xylem moves water upward from the root. B. The flat base of the stigma captures the suns energy at the most direct angle. C. The tall stalks of the seamen reach above the petals to bring oxygen into the flower. D. The leaf-like sepals release glucose to the atmosphere through their pores.

4.06 hc)a five-year review of threats to the southern resident orca population of the united states concluded that the top threats were prey availability, contaminants, and effects from recreational and whale watching vessels. further down the list are oil spills, disease, and effects from commercial vessels not targeting whales. how might this list be different if it were for transient whale populations, which have a larger average population size and live farther offshore in open waters? a)the transient population is more likely to be affected by contaminants. b)the transient population is less likely to be affected by whale watching vessels. c)the transient population is more likely to be affected by disease. d)the transient population is less likely to be affected by prey availability.

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

Contrast how pollination is different among gymnosperms and angiosperms.