Chapter4 - 1/17/11 Cell Boundaries Chapter 4 The Cell Outer...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
1/17/11 1 Chapter 4 The Cell Cell Boundaries Outer edge is plasma membrane Near center is the nucleus, a compartment for DNA In between is cytoplasm, which is cytosol plus organelles Two types of cells Prokaryotic Simple organization, small Eukaryotic Nucleus and other organelles Usually larger The Nucleus Membrane-bound compartment containing DNA Pores (openings) allow molecules to move in and out One section, the nucleolus, stains darkly; makes part of ribosomes
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
1/17/11 2 Mitochondria Energy sources for the cell Process food molecules into ATP energy Two membranes; inner is highly folded Ribosomes “Factories” for making proteins Very small Made of RNA and protein Endoplasmic Reticulum (ER) Membranous network Rough is coated with ribosomes Smooth has none Rough ER: protein secretion from cell Smooth ER: membrane production, detoxification
Background image of page 2
1/17/11 3 Golgi Complex Stack of flattened membranes Processes and routes newly made proteins coming from the rough ER Membrane actions Budding
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/15/2011 for the course BIOL 101l taught by Professor Huddleston,m during the Fall '08 term at University of Hawaii, Manoa.

Page1 / 6

Chapter4 - 1/17/11 Cell Boundaries Chapter 4 The Cell Outer...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online