alyssa18concepcion alyssa18concepcion

09-12-2020
Medicine

contestada

The lymph vessels have a structure within that keeps the lymph moving in one direction and prevents backflow, this structure is called a
A. door
B. valve
C. closing
D. gate

Respuesta :

madisongibb12 madisongibb12

09-12-2020

B. Valve, I believe

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