$18,750 unfavorable variable overhead spending variance = $360,000 â $341,250. Variance is unfavorable because the actual variable overhead costs are higher than the expected costs given actual hours of 97,500. $68,250 unfavorable variable overhead efficiency variance = $341,250 â $273,000.
The function of cytotoxic T cells, also called killer T cells or cytotoxic T lymphocytes, is to protect the body from disease and infection. They do so by killing diseased cells. T cells are white blood cells that are part are the body's immune system. White blood cells defend your body against disease, cancer, infections and foreign substances.
Dendritic cell are immune system cells whose function is to identify cancer cells, and pathogens like viruses, bad bacteria and fungus, so the the immune system T cells can then kill them. If a cancer cell is not identified by a dendritic cell, the T cells won't know it needs to be killed.