Which of the following is a condition in which a person alternates between extreme happiness and extreme sadness? clinical depression bipolar disorder reactive depression

Explain how unhealthful weight loss or weight gain can lead to further weight loss or weight gain.

The following statement about pathogens are true except for one, which statement is not true? a. pathogens belong in the human body b. pathogens can cause infectious diseases c. some pathogens can be classified as animals d. pathogens can multiply inside a host organism

Meg is moderately active and completes 30minutes of daily activity above the baseline level. based on the chart, which activity will not increase megs physical fitness?