4. Compare the top of the leaf with the bottom. Describe any differences you find. Explain why you think those differences exist.
5. Rank your leaves in order from the one that you think does the most photosynthesis to
the one that does the least, and explain your reasoning using evidence from your leaves.

In which specialized organ of the plant would these cells most likely be found

What is earths lithospheric plates interact at

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.