The simplest possible wind-energy turbine consists of three crucial parts: 1  Rotor blades-The blades are basically the sails of the system; in their simplest form, they act as barriers to the wind (more modern blade designs go beyond the barrier method).
Bay horses with allele AA but not A+ are bay, with a black mane, tail and points. Their bodies may be reddish-brown (as in standard, blood and mahogany bays), orange-red (as in copper bays) or yellowish (as in golden bays) and may have a black cast. Horses with allele A+ are light or wild-type bay.
White : One of the rarest colors, a white horse has white hair and fully or largely unpigmented (pink) skin. These horses are born white, with blue or brown eyes, and remain white for life. The vast majority of so-called white horses are actually grays with a fully white hair coat.