The following are certain statements about secondary metabolites:

a) They protect plants against being eaten by herbivores and against being infected by microbial pathogens

b) Terpenes, are the class of secondary metabolites are synthesized by methyl erythritol phosphate(MEP) pathway and Mevalonic acid pathway

c) Terpenes, are the class of secondary metabolites are synthesized by methyl erythritol phosphate(MEP) pathway and sikkimic acid pathway

Which one of the following combinations of the above statements is correct?

TLS Online TPP Program

#Question id: 11439

#Unit 1. Molecules and their Interaction Relevant to Biology

Arrange in increasing order of alkalinity

1. Pk1 arginine

2. pk2 proline

3. pk2 alanine

4. pkR arginine

TLS Online TPP Program

#Question id: 11440

#Unit 1. Molecules and their Interaction Relevant to Biology

Arginine contains a guanidinium R-group and has pK1,pk2 pkR values of 2.17, 9.04, and 12.48 For arginine molecules at pH=14,

TLS Online TPP Program

#Question id: 11441

#Unit 1. Molecules and their Interaction Relevant to Biology

Tyrosine contains a phenolic R-group and has pK1, pk2, pkR values of 2.20, 9.11, and 10.07 At which pH will all the tyrosine be in their fully protonated form?

TLS Online TPP Program

#Question id: 11462

#Unit 1. Molecules and their Interaction Relevant to Biology

1. C-terminal of all 20 amino acid is same.

2. N-terminal of all 20 acid is same.

3. N-terminal of all amino acid is same except one .

4. All acidic amino acid have corboxy terminus in their side chain.

5. All basic amino acid have H3N+ group in their side chain.

Find the correct statements

TLS Online TPP Program

#Question id: 11463

#Unit 1. Molecules and their Interaction Relevant to Biology

If trypsin cleaved at Lys/Arg C-terminus, then total no. of fragment will be observed for given sequence

TLS Online TPP Program

#Question id: 11464

#Unit 1. Molecules and their Interaction Relevant to Biology

Green fluorescent protein consists of a chain of 238 amino acid residues. The light-emitting group is a derivative of three consecutive amino acids are