Hello!!
In the human digestive system, food enters the mouth and mechanical digestion of the food starts by the action of mastication (chewing), a form of mechanical digestion, and the wetting contact of saliva.
hope this helps!!
If the partial pressure increases, then the DO concentration in water will also increase. When the altitude is increasing, the total atmospheric pressure decreases, and then the partial pressure of oxygen is also decreasing
Answer:
Explanation: using a safety shower to wash chemicals off skin and clothingwearing protective gloves when transferring bacteria and fungi to slidesfolding and tying up the electric cord of a microscope before carrying itusing tongs and a hot mitt to remove a beaker of hot water from a hot plate. Hope that helps :)
C. algal bloom block sunlight and eat up nutrients, killing other life
pesticides go into underground water supply<span />
