Aquarium dimension for discus: This plays a vital role for discus keeping. If you choose proper dimension then half of your job is already done. We know that discus is a round or disc shaped fish. So due to this body shape this fish moves more vertically than horizontally. More they move more they grow fast.
The definition of a lip is either the top or bottom edges of the mouth, something that resembles these, or an outer or upper edge or rim. An example of a lip is what's used when kissing. An example of a lip is the edge of a glass. Lip is defined as to touch the lips to something. An example of lip is putting a musical instrument to your mouth in order to play. either of the two fleshy folds forming the edges of the mouth. anything like a lip, as in structure or in being an edge, rim, or margin; specif., the edge of a wound.
[enÂ´vÄ-lÅp] 1. an encompassing structure or membrane. 2. in virology, the outer lipoprotein coat of a large virus, surrounding the capsid and usually furnished, at least partially, by the host cell. Called also peplos. 3. in bacteriology, the cell wall and the plasma membrane considered together. nuclear envelope the condensed double layer of lipids and proteins enclosing the cell nucleus and separating it from the cytoplasm; its two concentric membranes, inner and outer, are separated by a perinuclear space.