The definition of a force majeure is an overpowering force, or an unexpected or uncontrollable event. An example of a force majeure is an earthquake. 1  superior or overwhelming power.  an unanticipated or uncontrollable event or effect which releases one from fulfillment of a contractual obligation.
Algae can either be unicellular or multicellular. Seaweeds are examples of multicellular algae. On the other hand, protozoans are unicellular, and they are more animal-like. People describe protozoa as a blob without a definite shape since they lack a cell wall.
Algae are a type of protist. Algae engage in photosynthesis, like plants. Green algae, red algae, and brown algae have different photosynthetic pigments. One type of brown algae, Kelp, is one of the largest organisms on earth, reaching house size proportions at times.