September 13-4 - o Capsules, slime layers, pili o Fewer...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
September 13, 2007 Chapter 4 Membrane Systems Vesicles are membranous sacs that transport substances among the separate regions of the membrane system o Protein tags acts as “mailing labels” Prokaryotic Cells o Small o Rods, spheres, helices o Specialized surface features o Stiff cell wall
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: o Capsules, slime layers, pili o Fewer specialized structures within their cytoplasm o Some are photosynthetic o Single, cicrcular chromosomes of DNA o In the nucleoid o Small rings of DNA o No nuclear membrane or membrane bound organelle...
View Full Document

Ask a homework question - tutors are online