The pressure in a plant cell by the central vacuole being filled with water is called

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion

Which anatomical plane is the only one that could not show both the sternal region and vertebral region

Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.