NUTR 101 Ch. 6

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Term  
Definition
Essential Amino Acids 
Phenylalnine
Valine
Threonine

Tryptophan
Isoleucine
Methionine

Histidine
arginine
Leucine 
Lysine 
Mutual Supplementation 
Combining two incomplete proteins to make a complete protein 
Complementary Proteins 
Two proteins sources that together supply all nine essential amino acids 
Translation 
Occurs at the ribosome
  • Genetic info from mRNA is translated into a chain of AA that will make a specific PRO
Transcription 
Use of genetic infer in DNA to make RNA
  • mRNA moves out of nucleus to cytoplasm
  • mRNA copes genetic into carries it to a ribosome in the cytoplasm 
Primary Structure 
Sequential order of Amino Acids 
Tertiary Structure 
Further folding into a unique 3-D shape that may be globular/fibrus
Secondary Structure 
Spiral shape due to chemical bonding between that Amino Acids 
Protein Quality 
Amount of essential amino acids in the protein 
Incomplete Protein 
Does not contain all essential amino acids in sufficient qualities 
Complete Protein 
Contains sufficient amounts of all nine essential amino acids