TLS Online TPP Program

#Question id: 3284


The fitness of three genotype are A1A1 < A1A2 = A2A2) Which of the following observation correct?

#Unit 11. Evolution and Behavior
  1. Directional selection against dominant allele A1

  2. Directional selection against recessive allele A1

  3. Directional selection against dominant allele A2

  4. Directional selection against recessive allele A2

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TLS Online TPP Program

#Question id: 27488

#Unit 1. Molecules and their Interaction Relevant to Biology

Cyclic monosaccharides or glycosides that are epimers, differing from each other in the configuration of C-1 if they are aldoses or in the configuration at C-2 if they are ketoses are known as

TLS Online TPP Program

#Question id: 27487

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is incorrect regarding the given figure

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