Chest pain refers to pain felt anywhere in the chest area from the level of your shoulders to the bottom of your ribs. It is a common symptom. There are many causes of chest pain. This leaflet only deals with the most common.
Answered by The WikiAnswersÂ® Community. Making the world better, one answer at a time. The Genes determine the nature of the cell's work....Each gene is a blueprint that directs the production. The Genes determine the nature of the cell's work....Each gene is a blueprint that directs the production.
Quick Answer. Cells were discovered in 1665 by Robert Hooke, whose findings were published in the book Micrographia.. The second scientist to observe cells was Anton van Leeuwenhoek. In his work, he discovered bacteria, as well as sperm and egg cells, which disproved the theory of spontaneous generation. Hooke later confirmed van Leeuwenhoek`s findings.