2. When Elodea (plant) cells are in a hypotonic solution, they develop turgor pressure and the chloroplasts will be observed near the edge of the cell next to the cell membrane
and cell wall. Why? Draw this plant cell in a hypotonic solutior..

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

Recent research by marine biologists suggests that bottlenose dolphins have names for themselves. scientists played sounds they had identified as the names of particular dolphins, putting them through a synthesizer so that they did not sound like the voices of particular dolphins. the researchers found that dolphins would respond to the names of other dolphins that they were related to or associated with, but they ignored the names of strangers. this discovery suggests a much greater degree of self-awareness in aquatic mammals than was previously suspected. if this research holds up, what does it suggest about dolphins?

How does the carbon cycle involve an exchange of carbon