Sobre o citoesqueleto, sabemos que três são os principais filamentos associados a ele, os microtúbulos, os filamentos de actina e os filamentos intermediários, Estes filamentos variam em quantidade e distribuição conforme o tipo celular. KAMEI, M. C. S. L.​​ Biologia e Bioquímica Humana. Maringá: Unicesumar, 2018. Sobre estes três filamentos principais, assinale a alternativa correta:

Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?

The diagram below shows the layers of a rock having a trilobite: a rock column labeled rock is shown. the column has three layers. the bottommost layer of the rock has one shaded rhomboid shape, the middle layer has a rhombus with a diagonal along with two identical organisms marked as, trilobite, in the key, the top layer has two semicircles. a key is shown on the right side of the diagram. the shaded rhombus is marked as a, the rhombus with the diagonal is marked as b, the semicircle is marked as c which statement about the rock fossils is true?

What is the next step in muscle contraction after the actin changes shape