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TLS Online TPP Program

#Question id: 3970

In bacteria, an operon:

#Unit 3. Fundamental Processes

  1. is a region of DNA that is transcribed as a single mRNA encoding several proteins.

  2. encodes for miRNAs.

  3. contains a promoter unique for each individual gene in the operator.

  4. none of the above

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TLS Online TPP Program

#Question id: 31292

#Unit 5. Developmental Biology

Location of the involuting marginal zone cells of amphibian gastrulation is called as:
TLS Online TPP Program

#Question id: 31293

#Unit 5. Developmental Biology

In zygote, cortical reaction exposed a region opposite the point of sperm entry, this region is called as:
TLS Online TPP Program

#Question id: 31294

#Unit 5. Developmental Biology

Which of the following statements is incorrect about “bottom-up” specification?
TLS Online TPP Program

#Question id: 31295

#Unit 5. Developmental Biology

Which of the following cells become Nieuwkoop center?
TLS Online TPP Program

#Question id: 31296

#Unit 5. Developmental Biology

If either Nodal or Vg1 signaling is blocked in Xenopus laevis, resulting;
TLS Online TPP Program

#Question id: 31297

#Unit 5. Developmental Biology

BMP inhibitors secreted by the organizer at the dorsal side of the embryo, these organizer proteins are named as: