2. The statement "the worm is 2 cm long" is a(an) a. quantitative observation.
b. qualitative observation.
c. inference.
d. hypothesis.

How do ecosystem respond to nature disasters such as fires and floods

Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.

Compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.