The waterborne disease that is caused by the protozoan present in both humans and wild animals' intestinal tract, that also occurs to the campers who are staying in the wilderness areas and were able to swallow pathogenic cysts when they are able to drink the water that is not even unfiltered, the water they usually drink are from the mountain and stream and the one responsible for it is the giardiasis.
Answer:
a
Explanation:
2 seconds, right immediately after noticed it. Despite of the messy children.
The answer would be A. It is a because diffusion and osmosis pass through cell membranes not using any energy, making it passive transport. They differ since diffusion is in all molecules but water and osmosis is just water molecules
