![](https://v2.anonup.com/upload/avatars/2021/01/hI9IUiDMulbACPBZcnhI_23_fc8071c2bb807c22f594ff60b40e799d_thumbnail_512x512.jpeg)
The first step of SARS-CoV-2 infection is binding of the spike protein’s receptor binding domain to the host cell’s ACE2 receptor on the plasma membrane.
What does this mean?
![](https://v2.anonup.com/upload/avatars/2021/01/hI9IUiDMulbACPBZcnhI_23_fc8071c2bb807c22f594ff60b40e799d_thumbnail_512x512.jpeg)
In response StillInIt X3for45 to her Publication
Premeditated.