TLS Online TPP Program

#Question id: 2050


Which of the following statements is NOT TRUE?

#Unit 4. Cell Communication and Cell Signaling
  1. Pluripotent hematopoietic stem cells are produced in the bone marrow

  2. In adults, the thymus is virtually atrophied and is therefore no longer functional

  3. Thymocytes are educated in the thymus

  4. Not all lymphocytes are leukocytes

More Questions
TLS Online TPP Program

#Question id: 115

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is true of sphingolipids?

TLS Online TPP Program

#Question id: 27959

#Unit 1. Molecules and their Interaction Relevant to Biology

Amino acids can undergo net conversion to glucose and are said to be glucogenic and Glucogenic Amino Acids, are Grouped by Site of Entry
a. Alanine, Cysteine, Glycine, Serine, Threonine, Tryptophan, can undergo glucose formation by Pyruvate 
b. Arginine, Glutamate, Glutamine, Histidine, Proline can undergo glucose formation by α-Ketoglutarate
c. Isoleucine*, Methionine, Threonine, Valine can undergo glucose formation by Succinyl-CoA
d. Asparagine, Aspartate can undergo glucose formation by Oxaloacetate

Choose which of the following is correct

TLS Online TPP Program

#Question id: 782

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following experimental requirements makes an siRNA approach unsuitable for determining the consequence of silencing a gene of interest in an established cell line?

TLS Online TPP Program

#Question id: 12966

#Unit 10. Ecological Principles

You are planning a dive in a lake, and are eager to observe not many underwater organisms but be able to observe them both close up and far away. You would do well to choose

TLS Online TPP Program

#Question id: 1235

#Unit 4. Cell Communication and Cell Signaling

Arrange the following events in the proper order in which they occur during transduction of the EGF signal:

a. transphosphorylation of the EGF receptor

b. dissociation of GDP from Ras                   

c. dissociation of Ras from Sos         

d. binding of GRB2 to the EGF receptor      

e. binding of GTP to Ras