I think it’s B ribosomes I’m not sure though I’m sorry
Myofibrils are the building blocks or contractile unit of each muscle fiber. The tiniest functional unit of skeletal muscle, the sarcomere, is found in the myofibrils and is made up of protein filaments: actin (thin) and myosin (thick).
Zebra,Blackbear,butterfly,pandabear
They were adapted to an environment and once it is taken away the plants will slowly start to die. I'm not 100% :)