Learn about how you can start your marine biology training right at community college! If you have a love of the ocean and a fascination with the creatures that live within its depths, a career in marine biology might be the right choice for you.
1 Ladder chain, a light wire chain used with sprockets for low torque power transmission. 2  Lavatory chain, the chain attached to the cistern of an old-fashioned W.C. in which the flushing power is obtained by a gravity feed from above-head height.
They are long, elongated, thread-like and asymmetric in shape. They are spherical, oval or elliptical in shape. 2. The peptide chains are held together by strong intermolecular hydrogen bonds. The peptide chains are held together by relatively weak intramolecular hydrogen bonds. 3.