204 6. We have personal access to solar energy from glucose by: (2 pt.) a) sitti

Question

204 6. We have personal access to solar energy from glucose by: (2 pt.) a) sitting in the sun b) our own photosynthesis c) eating plants d) a reduction reaction in our brains e) sitting in hot water 7. In the lab it is possible to (2 pt.) a) link sugars together b) link amino acids together c) link a sugar to a peptide d) link a sugar to a heterocyclic base e) all the above 8. True/False (2 pt. each) Peptides have to have at least 25 amino acids to be biologically active Disulfide linkages affect how curly your hair is Sugars exist primarily in an open-chain form. 9. Which of these polymer structures is amylose and which is cellulose? Circle digested by humans. (3 pt.) OH OH HO OH HO HO HO Ho Ho OH 10. Indicate whether the asymmetric center is D or L. (2 pt. each)

Explanation / Answer

6.ans is c . Eating plants

7.e. All of the above.

8.false

True

False

9.first one which contain alpha glucose as.monomer is amylose and one with beta monomer is cellulose

10. Assymetric carbon is D.

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