Která z následujících struktur je tvořena devíti trojicemi mikrotubulů (9 + 0)?
Správná odpověď je: B, C
Centriola a kinetozom (bazální tělísko) jsou tvořeny devíti trojicemi mikrotubulů (9 + 0). Řasinky (též brva či cilium) jsou tvořeny devíti dvojicemi mikrotubulů plus jednou dvojicí uprostřed (9 + 1). Bakteriální bičík je tvořen globulárním proteinem flagelinem, který je poskládán v levotočivé šroubovici.
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