Jawapan

2016-03-18T11:22:47+08:00
The wall of the blood capillary - very thin , only one cell thick

artery - thick muscular wall
vein - thin , less muscular wall

the wall of the blood capillary is the thinnest as the blood capillary do not transports the blood away or to the heart .
  • Pengguna Brainly
2016-03-18T16:27:22+08:00
The wall of the blood capillary - very thin , only one cell thickĀ 


the wall of the blood capillary is the thinnest as the blood capillary do not transports the blood away or to the heart .