If the actual cost is higher than the fixed cost, the cost variance is unfavorable. For example, your standard fixed overhead cost is $3 per unit. If your actual fixed overhead cost is $4 per unit, you have an unfavorable variance of $1.
The major histocompatibility complex and its functions. The function of MHC molecules is to bind peptide fragments derived from pathogens and display them on the cell surface for recognition by the appropriate T cells.
The main functions of eosinophils include involvement in defence against parasites, allergic responses, tissue inflammation and immunity. Eosinophilia is a peripheral eosinophil count greater than the upper limit of normal range, usually around 0.45 x 10 9 /L. In many cases the cause is clear-eg, atopic disease.