# Glossary

Select a subject
Search for a definition...
Subject:

(also called the pith) the central part of the stem that consists of large, thin-walled...

Subject:

the part of the hindbrain that controls autonomic functions such as breathing, digestion, heart...

Subject:

(also called pith rays) sections of the medulla that occur between the vascular bundles.

Subject:

a type of nuclear division during which reproductive cells divide to produce gametes. The...

Subject:

cells that remember specific antigens.