Governments want to decrease the negative effects of climate change. Which of these measures would be most effective? Select the two correct answers. A. Convert electric power plants from natural gas to coal.
B. Transition from power plants that burn natural gas to those that do not use fossil fuels.
C. Give tax incentives for energy conservation in homes and businesses.
D. Make the price of gasoline and diesel cheaper for consumers.

Identify the image that doesn’t depict a reproductive strategy. 1st image: a bird feeding their young residing in a nest. 2nd image: a lioness nestled with her young. 3rd image: leaves of a tree during the day time. 4th image: a fish gazing up at what appears to be bubbles or mosquito eggs.

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

Compare the shapes of the bones of the human skull with the shapes of the bones of the human leg. how do the shapes differ? why are the shapes important?