1. What would be the percentage of the non-singing trait and female birds and generations 4 and 5 if this pattern continues? (5 points) 2. In which generation will there be almost 100% Nonsinging females if there are no changes in the bird’s environment and interactions? (5 points)

3. In what possible scenario would the female birds evolve to having the singing trait? (5 points)

How had the study of mitosis affected scientists knowledge of cancer

Explain why biological control methods are generally environmentally superior to chemical pest control methods.

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