But the arrival of the dockless bike-share model was received mostly with praise and excitement in a city that has embraced biking as a mode of transportation. Some biking aficionados said they hope the companies will indeed bring more bikes to underserved communities of the District, including the Northeast and Southeast quadrants.
It sounds super-gross but please try to imagine it: Red muscles, pink muscles, and white muscles. The red muscles are red because they contain lots of myoglobin: a protein that binds iron and oxygen. Your blood has a similar protein called hemoglobin which binds iron and oxygen.
A rapid or fast-twitch muscle in which pale, large white fibers predominate; mitochondria and myoglobin are relatively sparse compared with red muscle; involved in phasic contraction. categories of muscle fibre adapted for various modes of use.Normally taken to refer to skeletal muscle unless specified otherwise.wo of the three types of skeletal muscle are pale in color and fast-twitchâtype IIa (fast-twitch oxidative-glycolytic), type IIb (fast-twitch glycolytic).