Gastric ulcer is nothing more than an injury to the tissue lining the stomach. It may also be called peptic ulcer or stomach ulcer.
The most common cause of ulcer formation is the proliferation of a bacterium called<em> Helicobacter pylori. </em>There are other less common factors such as diet, overuse of drugs, smoking, stress and alcohol.
The best way to prevent an ulcer contraction is to maintain hygiene habits to prevent <em>Helicobacter pylori</em> infection. It is also good to avoid excessive consumption of alcohol, smoking and medications such as pain killers.
Through electrochemical processes
Explanation:
Electromagnetic energy...
Energy in the form of light or electromagnetic radiation is emitted by the sun as photons. This radiation forms wavelengths called the electromagnetic spectrum (EMR). In photosynthesis,pigment molecules like chlorophyll in plants and other organisms reflect and absorb light at specific parts of the EMR.
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Answer: I think it's C. Please tell me if I'm wrong.