If a cell with 12 chromosomes undergoes mitosis, how many daughter cells result and what is the chromosome number in each daughter cell? 2 cells, 6 chromosomes each 4 cells, 6 chromosomes each 2 cells, 12 chromosomes each 4 cells, 12 chromosomes each

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.

How energy move through ecosystem ?

After a group of researchers conducts a new experiment that has never been conducted before, what is the best way for other scientists to make sure that the data is real