All living things consist of at least one cell. A cell is the basic unit of structure and function in a living thing. All cells came
from pre-existing cells (except perhaps for the first cells). These
statements describe the theory.

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

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

Qué sucede cuando una persona tiene muy poco o demasiado costeroides?