a star expels most of its outer material until only the hot core remains, which then settles down to become a young a white dwarf
I found the exercise on the internet and attached are the descriptions.
Actin filaments:
-"play a role in cleavage furrow formation during cell division"
-"function in muscle contraction"
Microtubles:
-"make up the core of cilia and flagella"
-"are composed of tubulin subunits
-"maintain cell shape by resisting compression"
Intermediate filaments:
-"are not involved in cell motility"
-"fix certain organelles in place"
fifth tick mark means 0.5mL
so ans is 3.5 mL