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

Which elements are in the substance that makes up about 60% of the male human body

Staining is an important way to improve what aspects of microscopy?

Amembrane protein is made and inserted into the membrane of the rough endoplasmic reticulum. a binding site that is present in this protein is aligned so that it faces the lumen of the er. if this protein is then moved to other endomembranes, at which surface of the membranes given below is this binding site unlikely to be found? a. internal face of the golgi apparatus membranes b. the internal face of lysosome membrane c. facing the intermembrane space of the nuclear envelop membranes d. the lumen face of the vesicle just derived from the golgi apparatus e. the cytosolic face of the plasma membrane