Practice Questions

TLS Online TPP Program

#Question id: 292

Which of the following types of non-covalent bonds or interactions is responsible for forming the α helix and β sheet secondary structural motifs of a protein:

#SCPH28 | Zoology

Ionic bonds between polar charged amino acid R groups
Hydrogen bonds between electronegative atoms of polar uncharged amino acid R groups
Hydrogen bonds between electronegative atoms of the peptide bond
Hydrophobic Interactions between atoms of the peptide bond

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TLS Online TPP Program

#Question id: 443

#SCPH06 I Botany

The free energy for ATP hydrolysis in vivo is actually greater than the standard free energy change of -30 kJ mol-1 because

TLS Online TPP Program

#Question id: 454

#SCPH05 I Biotechnology

Which statement is false about most metabolic pathways?

TLS Online TPP Program

#Question id: 15227

#SCPH28 | Zoology

Electrophoresis of RNA is usually carried out in

TLS Online TPP Program

#Question id: 7288

#SCPH01 Biochemistry

Following statements are regarding to the expression of genes in floral quartate model in Arabidopsis thaliana.

A. Sepals- AP1(heterodimer) + SEP(homodimer)

B. Petals-AP1(monomer)+PI(monomer)+AP3(monomer)+SEP(monomer)

C. Stamens- AP3(monomer)+PI(monomer)+AG(monomer)+SEP(monomer)

D. Carpels- AG(homodimer)+SEP(homodimer)

Which of the following genetic combinations are incorrect?

TLS Online TPP Program

#Question id: 1606

#I Life Science/ Life Sciences Group – I-V

transporter associated with antigen processing(TAP) is ,