The diameter of the........... is so thin that only one red blood cell can get through at a time.

1) Vein

2) Capillary

3) Arteriole

4) Artery

Answer and I will give you brainiliest​

Respuesta :

answer: capillary

please brainliest :)

Answer:

3) Arteriole is the answer.

PLEASE THANK, RATE AND FOLLOW ME,

AND PLEASE MARK ME AS "BRAINLIEST" ANSWER

HOPE IT HELPS YOU