Choose the correct statement regarding the stereochemistry of amino acid

1. 16 amino acid except (Thr, Ile, Cys, Gly) L Fischer projection is equal to S and D is equal to R configuration 

2. Thr, Ile is special case because of two chiral center exist in L – Ile/Thr – 2S,3R and D-Ile/Thr–2R,3S configuration  

3. Cys exiest in L- Cys – R & D- Cys – S configuration 

4. Gly is optically inactive 

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#Question id: 19236

#Unit 12. Applied Biology

Which is the normal mode of DNA integration into the chloroplast genome.

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#Question id: 3433

#Unit 11. Evolution and Behavior

Which of the following is true about imprinting?

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#Question id: 5033

#Unit 11. Evolution and Behavior

Which of the following statements is correct in regard to Homo erectus?

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#Question id: 12312

#Unit 10. Ecological Principles

Feeding behavior with a high energy intake- to- expenditure ratio is called

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#Question id: 11147

#Unit 7. System Physiology – Animal

The concentrations of ions are very different inside and outside a nerve cell due to ________.