Search 7,000+ topics

Practice problem

Structure of Plasma Membrane — Transport & Homeostasis

By Diana Kline
+1 contributors
Contributors
Numbered schematic diagram of cell membrane

By Foobar (self-made by Foobar) GFDL, CC-BY-SA-3.0 or CC BY 2.5, via Wikimedia Commons

Eunice, a glucose molecule, is trying to get inside a cell. Unfortunately, the cell membrane won't let her in without the aid of a transport protein! A grumpy security guard protein hands her the map above and tells her to find the transport protein. Where should Eunice go?

Choose one answer

Type a concept, like “slope” or “photosynthesis”.

↑ ↓ to choose · Enter to openSearch explanations and problems