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Katie Stevens Katie Stevens
wrote...
13 years ago
The proposed cause of CJD, mad cow disease, scrapie in sheep and kuru in cannibals from the New Guinea highlands is a change in a brain protein.  Disease victims appear to have a normal protein that should contain primarily coiled alpha helix changed into a protein mainly made of pleated beta sheets.  This would constitute a change in the ___________.

a. linear sequence of the amino acids or its primary structure.
b. secondary structure
c. tertiary structure
d. quaternary structure

 
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wrote...
Educator
13 years ago
b. secondary structure

Slight Smile
Katie S. Author
wrote...
13 years ago
thank you!!!
wrote...
Staff Member
13 years ago
b. secondary structure

Slight Smile

Yep, alpha and beta structures are definitely secondary.
- Master of Science in Biology
- Bachelor of Science
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