14. What seasons have equal days and nights in the Northern Hemisphere?

Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs

The diagram shows a chicken embryo and a human embryo

Which environmental change would most likely result in bullfrog offspring that are able to store more water than bullfrogs in previous generations?