Many invertebrates die during the earlier stages of life because
they are a major part of a food chain
they do not have a backbone
they have a backbone
they cannot sense danger

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

In what cells is the human genome located?

Which organisms udergo photosynthesis