Answer: it was too small to be seen by optical microscope unlike many bacteria
Explanation:
The disease formerly referred to as Russian flu' before it was later known as the 'Spanish flu' was considered as acts of god in 1918.
It was first thought that the causative agent was Pfeiffers bacillus. Alas, they were wrong. It was caused by VIRUS.
The disease caused the destabilization of social and political orders for decades.
They later cultured the virus from diseased tobacco leaves.
High homocysteine levels in the blood can damage the lining of the arteries. High levels may also make the blood clot more easily than it should. This can increase the risk of blood vessel blockages. A clot inside your blood vessel is called a thrombus. A thrombus can travel in the bloodstream. From there, it can get stuck in your:
Lungs (called a pulmonary embolism).
Brain (which can cause a stroke).
Heart (which can cause a heart attack).
True. They both are harmful. But emotional abuse could lead to physical abuse and harm
Physical health, mental health, and social health
