| Front | Is a peptide bond usually in cis or trans form? |
| Back | •Trans –Hydrogen of the substituted amino group is trans to the oxygen of the carbonyl group |
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| Front | For protein modification by carbohydrate attachment, what steps of this process occurs in the endoplasmic reticulum? At the golgi apparatus? In the cytosol? |
| Back | •Endoplasmic Reticulum –N-linked carbohydrates are attached / modified as a preformed unit. •Golgi Apparatus –N-linked carbohydrates are modified –O-linked carbohydrates are attached in Golgi and cytoplasm. Carbohydrates are added one at a time. |
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| Front | What protein in the body can be used to determine iron deficiency? How does it do this? |
| Back | ••Ferritin –iron storage proteinmeasured to determine iron deficiency –since plasma ferritin is proportional to stored iron |
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