Answer A. (The fatty acids of the lipid molecules in the food contain more than one double bond).
When a food label on your favorite snacks claims that it only contains polyunsaturated fats, it means it is a snack with healthy fats. Eating moderate amounts can benefit your health. Its structure constitutes two or more double bond of carbon.
As sugars the excess portion
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.
Answer:
D. It is able to form colonies and produce oxygen.
Explanation:
Cyanobacteria are the photoautotrophs and carry out oxygenic photosynthesis. These prokaryotic organisms use water molecules as an electron donor during light-dependent reactions of photosynthesis and release oxygen gas as a by-product.
Cyanobacteria are considered to be the first organisms on the earth to perform oxygenic photosynthesis and are supposed to be responsible for the present-day oxidative atmosphere of the earth. Most of the cyanobacteria are colonial forms and are present as colonies of a large number of cells. However, unicellular solitary forms are also present.