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#Question id: 5023


The origin of the craniates occurred at roughly the same time as the

#SCPH28 | Zoology
  1. origin of the Ediacaran fauna.

  2. Cambrian explosion.

  3. Permian extinctions.

  4. first invertebrates invaded land.

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TLS Online TPP Program

#Question id: 18381

#I Life Science/ Life Sciences Group – I-V

Which bacterial strain was improved by scientists to be able to degrade 2,4-dinitrotoluene and promote plant growth

TLS Online TPP Program

#Question id: 19219

#SCPH28 | Zoology

A unique feature of border sequences present at t-dna region

TLS Online TPP Program

#Question id: 2072

#I Life Science/ Life Sciences Group – I-V

Which of the following structures would decrease the electrochemical gradient across a membrane?

TLS Online TPP Program

#Question id: 7290

#I Life Science/ Life Sciences Group – I-V

Following figure regarding to regulatory network in the Arabidopsis shoot meristem stem-cell niche.

A. The transcription factor WUS is synthesized in the cell A and moves via plasmodesmata into cell B, where one of its functions is to induce expression of the CLV3.

B. The transcription factor CLV3 is synthesized in the cell A and moves via plasmodesmata into cell B, where one of its functions is to induce expression of the WUS.

C. Secreted CLV3 protein from cell B binds to the receptor protein kinase on the surface of cell A; there, it activates a signal that represses WUS transcription.

D. Secreted WUS protein from cell B binds to the receptor protein kinase on the surface of cell A; there, it activates a signal that represses CLV3 transcription.

Which of the following combination is correct?

TLS Online TPP Program

#Question id: 1392

#SCPH06 I Botany

In the nematode C. elegans, ced-9 prevents apoptosis in a normal cell in which of the following ways?