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TLS Online TPP Program

#Question id: 2503

Which of the following is true about intermediate filaments?

#Section 3: Genetics, Cellular and Molecular Biology

  1. They are named based on their location in cells between actin microfilaments and microtubules.

  2. All cells express the same class II cytoplasmic intermediate filament proteins.

  3. Staggered, antiparallel tetramers give intermediate filaments strength.

  4. Acidic and basic keratins provide dynamic paths on which organelles may travel.

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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: 16019

#Section 6: Plant, Animal and Microbial Biotechnology

Which of the following abnormality, resulted from the inheritance of an unbalanced complement of chromosomes can be diagnosed through karotyping?
TLS Online TPP Program

#Question id: 2987

#Section 3: Genetics, Cellular and Molecular Biology

Following statements are regarding the goals of gap phases.

(i) to prepare for the next phase of the cell cycle.

(ii) to check that the previous phase of the cell cycle has been completed appropriately.

(iii) to inhibits CDKs activity.

(iv) to enhance servillance mechanisms.

Which of the following is correct?
TLS Online TPP Program

#Question id: 3255

#Section 3: Genetics, Cellular and Molecular Biology

The body weight of offspring of bird species is range between 12 gm to 18 gm. In a laboratory experiment, species was subjected to selection pressure having influence on the offspring body weight. After many generations of experimental selection pressure, the body weight range between 16 gm to 24 gm. Which of the following natural selection operate on this species?
TLS Online TPP Program

#Question id: 580

#Section 2: General Biology

In a first order chemical reaction, the velocity of the reaction is proportional to the ________, while in a zero order reaction, the velocity of the reaction is proportional to the ________.