Answer: Diseases are caused by a biological agent.
Germ theory of disease, the currently accepted theory of disease, says that many diseases are caused by microorganisms. These microorganisms are biological agents, too small to see without a microscope, they invade humans and animals to be able to grow and reproduce. These "Germs" can be protists, bacteria,fungi, viruses, prions, or viroids.
Answer:
A
Explanation:
B can be supported with surveying people,
C can be supported by inspecting Grass under a microscope
The lungs. The left and right ventricle I believe.
Answer:
Evaporation
Explanation:
The process of a liquid (like water) turning into gas is called evaporation
Do we have any choices? If not i would say that they may be used in feed for animals not genetically modified, causing them to be non-organic. If you grow crops with a GMO fertilizer, it will affect them as well.