Name and give the staining characteristics and functions of the three leukocytes with specific granules.
What will be an ideal response?
(a) Neutrophils have natural staining specific granules with typical blood-stains. Neutrophils leave blood vessels during inflammatory response and are phagocytes.
(b) Eosinophils have pink staining specific granules with typical blood-stains. Eosinophils act as phagocytes for parasitic type invaders.
(c) Basophils have blue/purple staining specific granules with typical blood-stains. Basophils release histamine to enhance inflammation and heparin to prevent blood clotting.
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Which of the following elements is required for the stability of cell walls?
A) zinc B) chlorine C) calcium D) molybdenum E) manganese
Which molecule combines with proteins to form both the large and small ribosomal subunits?
A. DNA B. RNA polymerase C. miRNA D. rRNA E. tRNA
. A second messenger involved in regulating metabolism is ____
a. ATP b. ADP c. mRNA d. cAMP e. NADH
Water is capable of rising to the tops of the tallest trees due to all of the following except:a
the hydrogen bonds among water molecules. b. the cohesiveness of water molecules. c. the adhesion of water to the walls of xylem cells. d. the evaporative pull of transpiration. e. root pressure