The purpose of this study is to evaluate the safety and tolerability of single and multiple orally ascending doses of GDC-0310 administered in healthy participants as 4 parts including Part 1- a single dose (SD) part using a powder-in-capsule (PIC) formulation, Part 2- a multiple dose (MD) part using a PIC formulation, Part 3- a SD part using a solution formulation, and Part 4- a MD part using a solution formulation. Effects of food on pharmacokinetics (PK) will also be explored.