Unformatted text preview: Bovine spongiform
Normal prions=type of protein that has 2 forms
aberant are sticky and assemble into fibres, stimulating the normal
form to becom aberrant
Happens in all cells- most damaged are in central nervous system
Destruction of neurological function- this can be known as mad cow
1 abbhorent protein will change all other molecules Vacuoles Vacuoles Aberrant
Figure 21.6 BIO1130 Organismal Biology
Université d’Ottawa / University of Ottawa BIO1130 Organismal Biology 45
2:39 PM massive quarantines->
1 abbhereant molecule to change a whole system
Might explain protein first world
Viroids: Neucrotic plant cells, highly stable piece of virus particle.
Blocks translaition mechanism
Hepatitis D: No cure (Viroid ontop of other heptatitis) Page 15 Archean eon What is life?
(Figure 3.3) Organized – with the cell as the fundamental unit
Metabolizing - Capturing and releasing energy
Self regulating - A delicate balance
Reproduce – life from life
Evolving - Adapting and changing
Responding - Sensing and interacting with the surrounding world Growth – increase in size BIO1130 Organismal Biology
Université d’Ottawa / University of Ottawa BIO1130 Organismal Biology 46
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