Which of the following demonstrates proper form for a lunge? -Back knee touches the ground.
-Front knee is over the front foot.
-Knees are kept straight.
-Knees extend past the toes.

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