Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Gross images showed that denuded AM spread on the tissue culture plates was (A) semitransparent, and (B) prone to fold and then adhere together when it was lifted by two forceps. Silk film was (C) highly transparent and (D) maintained shape when handled.
