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TLS Online TPP Program

#Question id: 3628

Two mutant plants, both bearing white flowers, were crossed. All F1 plants had red colored flowers. Which one of the following conclusions is correct?

#Section 3: Genetics, Cellular and Molecular Biology

  1. The mutations in the parents do not complement each other

  2. The mutations in the parents are allelic

  3. The mutations in the parents are non-allelic

  4. The mutations in the parents are linked

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TLS Online TPP Program

#Question id: 12946

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Choose the incorrect statement for the Multiple Ligation dependent probe amplification.
TLS Online TPP Program

#Question id: 12947

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Match the following-
A. G- proteins.                    1.src
B. Growth factors.            2.erbB
C. Protein kinases.           3. N-ras
D. Growth factor receptor.   4.hst
TLS Online TPP Program

#Question id: 12948

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Proteolytic cleavage of DNA polymerase by subtilisin caused loss of its nick translation activity. Which of the following properties is lost?
TLS Online TPP Program

#Question id: 12989

#Section 2: General Biology

Choose the correct statement related to hydrogen bond and Van der Waals interactions
a. Hydrogen bond formation takes place between dipole-dipole interaction.
b. Van der waals interaction takes place between induced dipole-induced dipole.
c. Hydrogen bond formation takes place between induced dipole-induced dipole.
d. Van der waals interaction takes place between dipole-dipole interaction.
TLS Online TPP Program

#Question id: 12991

#Section 2: General 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: 12992

#Section 2: General Biology

α-helix changes its configurations according to the environment then
a. membrane encompassing α-helix have nonpolar residue oriented toward the membrane lipid.
b. if α-helix is found in plasm then polar residue will be oriented toward the outside.
c. if α-helix is found in plasm then nonpolar residue will be present inside the core.
d.  membrane encompassing α-helix have polar residue oriented towards the membrane lipid.
Choose incorrect statement