Phases of the Calvin cycle and their catalyzing enzymes and class is given 

(a) Carboxylation is catalyzed by rubisco 

(b) Carboxylation is catalyzed by PGK and GAPDH

(c) Reduction of 3-phosphoglycerate is catalyzed by PGK and GAPDH

(d) Regeneration is catalyzed by isomerase, aldolases, and epimerases

Choose which of the following is INCORRECT

TLS Online TPP Program

#Question id: 11795

#Unit 1. Molecules and their Interaction Relevant to Biology

_________ residue in a tetrasaccharide linker connects a glycosaminoglycan such as chondroitin 4-sulfate to _______ residue in the core protein. The residue at the reducing end of the linker is joined by its anomeric carbon to the hydroxyl of this residue.

TLS Online TPP Program

#Question id: 806

#Unit 1. Molecules and their Interaction Relevant to Biology

A single-stranded DNA molecule contains 40 nucleotides with equal amounts of A, C, G, and T. This DNA strand can combine with a complementary DNA strand to form a double-stranded DNA molecule. Which characteristic does this double-stranded molecule have when it forms a B-DNA structure?

TLS Online TPP Program

#Question id: 12991

#Unit 1. Molecules and their Interaction Relevant to Biology

Choose the correct statements

a. Secondary structures are stabilized by hydrogen bonds.

b. Hydrogen bond always formed between non bonded atoms.

c. the folded length of an amino acid in α-helix reduced almost 3 times than linear structure.

d. Only dihedral angle changes during the formation of secondary structure while bond length remains unchanged

TLS Online TPP Program

#Question id: 12833

#General Aptitude

Three circles of equal radius ‘a’cm touch each other. The area of the shaded region is

TLS Online TPP Program

#Question id: 15266

#Unit 13. Methods in Biology

In DNA isolation, which of the following enzyme remove/digest proteins in presence of SDS or chelating agent