TLS Online TPP Program

#Question id: 9612


The best classification system is that which most closely

#Unit 9. Diversity of Life Forms
  1. unites organisms that possess similar morphologies.
  2. conforms to traditional, Linnaean taxonomic practices.
  3. reflects evolutionary history.
  4. corroborates the classification scheme in use at the time of Charles Darwin.
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TLS Online TPP Program

#Question id: 27486

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the is true regarding D-Mannose,  D-Glucose, and D-Galactose
1. D-Mannose are epimer with D-Glucose, at C2
2. D-Glucose, are epimer with D-Galactose at C4
3. D-Mannose are epimer with D-Galactose at C4
4. D-Galactose are epimer with D-Mannose at C2

TLS Online TPP Program

#Question id: 27485

#Unit 1. Molecules and their Interaction Relevant to Biology

Two sugars that differ in configuration at only one chiral center are described as

TLS Online TPP Program

#Question id: 27484

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is truly stating about the stereochemistry of D-Erythrose, L-Erythrose  and D-Threose and L-Threose

1. D-Erythrose, L-Erythrose are enantiomers to each other

2. D-Erythrose, L-Erythrose are diastereomers to each other

3. D-Erythrose and D-Threose are diastereomers to each other 

4. D-Erythrose, L-Erythrose are enantiomers to each other 

TLS Online TPP Program

#Question id: 27483

#Unit 1. Molecules and their Interaction Relevant to Biology

Compounds which have the same molecular formula and sequence of bonded elements, but which are nonsuperimposable, non-mirror images

TLS Online TPP Program

#Question id: 27482

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is holds true for the D-Ribose (Rib), D-Arabinose (Ara), D-Xylose (Xyl), D-Lyxose (Lyx)

TLS Online TPP Program

#Question id: 27481

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is the examples of Epimers?