How long will it take the snow to completely change (from solid to liquid) state in a 70 degree house?*

The temperature of both the water and the totally dry air (the air contains no water vapor) above the water is 70 degrees F. Assume that if we were to insert a barometer into the air overlying the water we would get a pressure reading of 29.92 inches of mercury.

Explanation: i rlly tired

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.