The B locus in dogs controls whether the dog is liver. Liver is recessive (b), so a dog needs two copies of the allele in order to be liver. If a dog is bb on the B locus then any and all black in its coat will become a brownish colour. Bb and BB have no effect.
Micro: Mini, small, tiny. Micro is also a term used in the RTS Starcraft, as a term for modified unit control. Micro can also refer to the descriptions of micro-organisms. Micro as a unit of measurement is defined as: One millionth..
mu is the 12th letter of the greek alphabet. It's written like 'Âµ'. In physics, Âµ is the preposition used in combination with the SI-units. Âµ is the preposition which stands for 1 / 1 000 000. In physics we pronounce it as 'micro'. A micrometer (Âµm) is 0. 000 001 m We can use it for every SI-unit. Wheter it's weight or area. A Âµg is 0. 00 001 g.