Lecture 4

Lecture 4 - Lecture 4 Mitochondrial structure o Outer...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Lecture 4 Mitochondrial structure o Outer membrane o Inner membrane folds o Membranes form two compartments o ATP-making machinery embedded in inner mitochondrial membrane Mitochondria & chloroplasts both have their own DNA, RNA, and ribosomes They have two sets of membranes Both store energy by separating charges Transform energy Chloroplasts – light energy into chemical energy Mitochrondria - A cell that has no chloroplasts cannot make chloroplasts Chloroplast structure o Two outer membranes around semi-fluid interior (stroma) o Thylakoid membrane – single multi-folded flattened compartment (disks) inside the stroma Each stack: a thylakoid contains chlorophylls Nucleus o Theory that the nucleus has evolved from the plasma membrane in prokaryotes Cell Wall o Plants, some fungi, some protistans (single celled organism) Cytoskeleton o Cell shape o o Made of microfilaments, microtubules, intermediate fibers
Background image of page 1

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

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This document was uploaded on 10/26/2011 for the course BIOL 101 at UNC.

Page1 / 2

Lecture 4 - Lecture 4 Mitochondrial structure o Outer...

This preview shows document pages 1 - 2. Sign up to view the full document.

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