noun, Cell Biology. 1. a network of tubular membranes within the cytoplasm of the cell, occurring either with a smooth surface (smooth endoplasmic reticulum) or studded with ribosomes (rough endoplasmic reticulum) involved in the transport of materials.
The most widely distributed of all sea turtles; found in the Gulf of Alaska and south of the Bering Sea in the northeastern Pacific to Chile in the southeastern Pacific. In the Barents Sea, Newfoundland and Labrador in the North Atlantic; around Argentina and South Africa in the South Atlantic.
Select a Reptile. Snapping Turtle - Chelydra serpentina. The common snapping turtle is the largest turtle in Ohio. They seldom bask in the sun except in early spring; therefore, though they are very abundant they are not seen as frequently as most other turtles. Large specimens may weigh more than 35 pounds and have a carapace (shell) more than 14 inches long.