Which term describes the relationship in which one organism lives inside the other one.?

Surrounded by microtubules, located near the nucleus. (don't try to google it) (give answer only if u know)

If a cell's main function is to produce proteins to be excreted, which organelles would you expect to be larger

Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.