Prokaryotes Class Notes

Prokaryotes Class - • Gram more complex more layers • Pili aid in transfer of info between bacteria • Flagella movement Membranes folds have

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Prokaryotes (Class notes) 05:42 Earth Age: 4.6 billion years old Earliest form of life on earth: fossilized cyanobacteria Monera: Bacteria: no nucleus  tend to stick in colonies Early life: v. volatile formed core Atmosphere: no oxygen; had methane, nitogen In state of tectonic change  As earth cool, water movement N + H2 + Water Vapor » amino acids » nucleic acids Coacervates phospolipid layer (not bilayer) Bacteria: difficult to study bcz environment is so severe Gram + : simple walls w/ thick layer of peptidoglycan
Background image of page 1

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

View Full DocumentRight Arrow Icon
Background image of page 2
Background image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: • Gram - : more complex; more layers • Pili: aid in transfer of info between bacteria • Flagella: movement Membranes: folds have metabolic functions • » chloroplast & mitochondria other people e. coli not good Chapter 30 Class notes 05:42 Zygote morulla (solid ball of cells) blastula gastrula gastrulation Gastrula • Ectoderm, Endoderm • Protosome, Hox gene: regulate the development of body (***) 05:42...
View Full Document

This note was uploaded on 01/31/2011 for the course BIO 101 taught by Professor Nil during the Spring '03 term at Hanken.

Page1 / 3

Prokaryotes Class - • Gram more complex more layers • Pili aid in transfer of info between bacteria • Flagella movement Membranes folds have

This preview shows document pages 1 - 3. Sign up to view the full document.

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