TLS Online TPP Program

#Question id: 9241


The main goal of sustainable development is to ________.

#Unit 9. Diversity of Life Forms
  1. involve more countries in conservation efforts
  2. use only natural resources in the construction of new buildings
  3. use natural resources such that they do not decline over time
  4. reevaluate and re-implement management plans over time
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TLS Online TPP Program

#Question id: 15361

#Unit 4. Cell Communication and Cell Signaling

The chemical benzo(a)pyrene, found in cigarette smoke as well as in coal tar, undergoes metabolic activation in the lungs to form a potent mutagen that mainly, causes conversion of guanine (G) to thymine (T) bases, a transversion mutation, When applied to cultured bronchial epithelial cells, activated benzo(a)pyrene induces many mutations, including inactivating mutations of the p53 gene, at codon number______

TLS Online TPP Program

#Question id: 15362

#Unit 4. Cell Communication and Cell Signaling

Aflatoxin a fungal metabolite found in moldy grains, induces

TLS Online TPP Program

#Question id: 15363

#Unit 4. Cell Communication and Cell Signaling

Epithelial-to-mesenchymal transition (EMT) is thought to play a crucial role during the process of metastasis in some cancers, Snail and Twist are the two transcription factors, function as EXCEPT

TLS Online TPP Program

#Question id: 15364

#Unit 4. Cell Communication and Cell Signaling

In normal cells, FOS and MYC mRNAs and the proteins they encode are intrinsically unstable and degrade rapidly after the genes are transcribed, Conversion of the MYC proto-oncogene into an oncogene can occur by different mechanisms, Other members of this protein set include MAD, MAX, and MNT, choose incorrect statement regarding this,

TLS Online TPP Program

#Question id: 15365

#Unit 4. Cell Communication and Cell Signaling

The MDM2 protein in its active form can form a complex with p53, inhibiting the transcription factor and causing p53 ubiquitinylation and subsequent proteasomal degradation, ATM phosphorylates MDM2 to inactivate it, causing increased stabilization of p53, but there is one another gene or key regulator which controls the level of MDM2;

TLS Online TPP Program

#Question id: 15366

#Unit 4. Cell Communication and Cell Signaling

For pro-proliferation signaling pathways to cause uncontrolled proliferation, as is seen in cancer, this p53 up-regulation must not occur, It is therefore not surprising that p53 is inactive in most human tumors through loss of p53 function itself, down-regulation of positive regulators (PR) of p53 or up-regulation of negative regulators (NR) of p53, these regulators are accordingly