Quick Answer. Ghandi, starring Ben Kingsley, holds the Guinness World Record for the most extras used in a film. Richard Attenborough used over 300,000 extras when he shot the filmâs funeral scene. Continue Reading.
1 Protein and starch synthesis in plants require potassium as well. 2  Potassium is essential at almost every step of the protein synthesis. 3  In starch synthesis, the enzyme responsible for the process is activated by potassium.
Small changes in the level of potassium that is present outside the cells can have severe effects on the heart, nerves, and muscles. Potassium is important to maintain several bodily functions: 1  Muscles need potassium to contract. 2  The heart muscle needs potassium to beat properly and regulate blood pressure.