1 For an average 10 x 12 (120 square foot) room, that works out to a materials cost of $240 to $480. 2  8mm Pergo is closer to $2 per square foot; 12mm is on the higher end of the price spectrum. 3  Underlayment prices vary widely. 4  Some cost as little as $.10 per square foot while others run as high as $1 per square foot.
Definition. noun, plural: leukocytes. Any of the blood cells that lack hemoglobin, colourless and with nucleus. Its major function involves the body's immune system, protecting the body against invading microorganisms and foreign particles. Supplement
Learning Objectives. The leukocyte, commonly known as a white blood cell (or WBC), is a major component of the bodyâs defenses against disease. Leukocytes protect the body against invading microorganisms and body cells with mutated DNA, and they clean up debris. Platelets are essential for the repair of blood vessels when damage to them has occurred; they also provide growth factors for healing and repair.