Choose all the answers that apply. if gene flow is reduced 1. speciation can happen 2. the genetic difference between two populations increases 3. the genetic difference between two populations decreases 4. the population may become extinct 5. the species becomes endangered

Ronald wants to see if a new shower cleaner works better in removing soap than his old cleaner. he uses the new cleaner on one half of the shower tiles and his old cleaner on the other half. identify the independent and dependent variables in this experiment. enter your answer in the space provided.

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?

The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a. coral reefs because of the loss of the symbiotic algae living within their bodies b. penguin populations because the fish they eat will move into warmer waters c. mountain-dwelling birds because rising sea levels will relocate their food sources d. large cats in the rainforest because of decreased habitat loss for their prey