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.
Ultrastructure of P. columbina hydrated (A), dehydrated (B, C), and rehydrated (D). (A) General view of a cell with a central chloroplast (Ch) and pyrenoid (P) with clear thylakoidal lamellae. (B) Dehydrated cell with clear plasma membrane folding and the presence of electron-dense bodies in the chloroplast. (C) Blurred chloroplast from dehydrated plants. (D) Cell from rehydrated plants with the absence of plasmatic membrane folding like that observed in naturally hydrated fronds (A).
