Muscle fibres contain two myofilaments called actin and myosin
protien (alpha-Keratin structure )
Myosin and Actin Proteins
Myofibrils are made up of many groups of protein molecules called sarcomeres.
a mixture of fiber type
fibers
muscle fiber
Muscles contain the most glycogen..........
Muscles need ATP to contract. Mitochondria produce most of the ATP in the cell, so there are lots of mitochondria in muscle.
Most reptiles are carnivores ! Snakes eat mammals and rodents - Most lizards eat insects (which contain muscles - aka meat)
Most of the nitrogen in your body is contained within proteins and most of the protein in your body is contained within the muscles.
skeletal muscles
skeletal muscles
Tentacles need the most muscles.
Most leg muscles and arm muscles, some muscles in the head, and most internal muscles.
Of course.
the muscles of the abdomen