Which of the following statements about exponential growth curves is true?
a.

exponential growth curves are common for r-selected species.
b.

exponential growth curves show fast growth rates followed by slow growth rates.
c.

no organisms in nature experience exponential growth rates.
d.

exponential growth curves are s-shaped.

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