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.
Cones. Cones are the cells capable of color vision and responsible for high spatial acuity. Unlike the rods, cones do not have individual disks to hold the photochemicals. Photochemicals are in the outer membrane of the cell, and the shape of the cone is determined by folding of the outer membrane.