Scientific explanarions are based on empirical data and evidence. which of the following is not a scientific idea

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

When is your respiration rate likely to change? a. when your intestines are digesting b. when your cells have too much glucose c. when your cells need more oxygen d. when your liver is working after a meal

Discuss the functions of epithelial connective nerviud and muscular tissues