An official website of the United States government
Here's how you know
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.
TEM pictures of epidermal cross sections of Cascada fruits during cell expansion and ripening. A, B, 20 daa, bar 10 μm (A) and 2 μm (B); C, D, 35 daa, bar 10 μm (C) and 2 μm (D); E, F, 55 daa, bar 10 μm (E) and 2 μm (F).