TLS Online TPP Program

#Question id: 4305


Which of the following molecules is a protein produced by a regulatory gene?

#Unit 3. Fundamental Processes
  1. operon

  2. inducer

  3. promoter

  4. repressor

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TLS Online TPP Program

#Question id: 31120

#Unit 2. Cellular Organization

When a membrane is warmed through the transition temperature, Tm, what will happen?

TLS Online TPP Program

#Question id: 6567

#General Aptitude

Find the wrong number in the series : 3, 2, 8, 9, 13, 22, 18, 32, 23, 42

TLS Online TPP Program

#Question id: 7193

#Unit 5. Developmental Biology

Some statements with respect to the regeneration in hydra.

A. The major head inducer of the hypostome organizer is a set of Wnt proteins acting through the canonical B-catenin pathway.

B. The major head inducer of the hypostome organizer is a set of Wnt proteins acting through the noncanonical B-catenin pathway.

C. These Wnt proteins are seen in the apical end of the early bud, defining the hypostome region as the bud elongates

D. If the Wnt signaling inhibitor GSK3 is itself inhibited throughout the body axis, ectopic tentacles form at all levels, and each piece of the trunk has the ability to stimulate the outgrowth of new buds.

E. transgenic hydra made to globally misexpress the downstream Wnt effector ectopic tentacles form at all levels, and each piece of the trunk has the ability to stimulate the outgrowth of new buds.

Which of the following statements are incorrect?

TLS Online TPP Program

#Question id: 5839

#Unit 8. Inheritance Biology

During recombination in E. coli, ________ recognize(s) regions of sequence similarity and promote(s) strand invasion, while ________ bind(s) to a Holliday junction promoting strand migration.

TLS Online TPP Program

#Question id: 15380

#Unit 8. Inheritance Biology

In soybeans, resistance to sudden death syndrome (SDS) is inherited as a dominant condition. In some cases, individuals that are not resistant to SDS (but whose parents were) can pass the trait on to their progeny. This is an example of which of the following?