A Admin • 833.24K Points Coach Q. In a mammal, lymphatic vessels possess (A) connective tissue, smooth muscle and endothelium as in the veins (B) a series of valves that facilitate flow in a particular direction (C) a pumping organ known as the lymphobursae (D) immature red blood cells, which enter the blood stream after maturation Correct Answer - Option(B) Views: 17 Filed under category Biology Hashtags: Share Manage Tags
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