Why did mendel prevent his plants from self pollinating

What’s this animal (picture is tagged) and where is it most likely to live, rainforest or desert?

Does the sun release radiant energy?

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