TLS Online TPP Program

#Question id: 33425


An isozyme, located on the inner face of the inner mitochondrial membrane, regenerates fatty acyl–CoA and releases it, along with free carnitine, into the matrix

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. Acyl- CoA synthetases
  2. Carnitine acyltransferase I
  3. Carnitine acyltransferase II
  4. Acyl- CoA dehydrogenase
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TLS Online TPP Program

#Question id: 34112

#Unit 2. Cellular Organization

A. When interphase nuclei are suspended in a solution of low ionic strength, they swell and rupture to release fibers of chromatin.
B. Individual nucleosomes can be obtained by treating chromatin with the endonuclease micrococcal nuclease
C. When chromatin is digested with MNase, the DNA is cleaved into integral multiples of a unit length can be Fractionated by gel electrophoresis reveals the “ladder”
D. With MNase more than 95% of nuclear DNA can be recovered in the form of the 200-bp ladder.

Choose true and false

TLS Online TPP Program

#Question id: 34113

#Unit 2. Cellular Organization

Which of the following is incorrect statement 

TLS Online TPP Program

#Question id: 34114

#Unit 2. Cellular Organization

The tail of which histone/s is able to contact an H2A-H2B dimer in an adjacent nucleosome, which may contribute to the formation of higher order structures

TLS Online TPP Program

#Question id: 34115

#Unit 2. Cellular Organization

Choose correct statement

TLS Online TPP Program

#Question id: 34116

#Unit 2. Cellular Organization

A. The positive charge on lysine is neutralized upon acetylation
B. Methylated lysine and arginine are neutral.
C. Lysine can be mono-, di-, or triacetylated
D. Arginine can be mono or diacetylated. 
E. Both Lysine and Arg can be acetylated

Choose true and false

TLS Online TPP Program

#Question id: 34117

#Unit 2. Cellular Organization

A. In the solenoid model, the nucleosomal DNA forms a superhelix containing approximately six nucleosomes per turn
B. In the solenoid model, the linker DNA is buried in the center of the superhelix, but it passes through the axis.
C. Zigzag conformation requires the linker DNA to pass through the central axis of the fiber in a relatively straight form
D. Zigzag conformation the nucleosomal DNA forms a superhelix containing approximately four nucleosomes per turn

Which of the following is correct