In geometry, a dodecahedron (Greek Î´ÏÎ´ÎµÎºÎ¬ÎµÎ´ÏÎ¿Î½, from Î´ÏÎ´ÎµÎºÎ± dÅdeka twelve + á¼Î´ÏÎ± hÃ©dra base, seat or face) is any polyhedron with twelve flat faces. The most familiar dodecahedron is the regular dodecahedron, which is a Platonic solid.
SEK - Swedish Krona. The Swedish Krona is the currency of Sweden. Our currency rankings show that the most popular Sweden Krona exchange rate is the SEK to EUR rate. The currency code for Kronor is SEK, and the currency symbol is kr. Below, you'll find Swedish Krona rates and a currency converter.
Hektoen enteric agar Hektoen enteric agar (HEK or HE or HEA) is a selective and differential agar primarily used to recover Salmonella and Shigella from patient specimens. HE contains indicators of lactose fermentation and H 2 S production; as well as inhibitors to prevent the growth of gram positive bacteria. On EMB if E.coli is grown it will give a distinctive metallic green sheen (due to the metachromatic properties of the dyes, E. coli movement using flagella, and strong acid end-products of fermentation). It is one of the few bacte Examples of EMB with different coliform bacteria.