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TLS Online TPP Program
#Question id: 1880
#Unit 4. Cell Communication and Cell Signaling
Which one of the following mast cell products is NOT preformed and therefore has to be newly synthesized?
TLS Online TPP Program
#Question id: 9188
#Unit 9. Diversity of Life Forms
Which of the following are examples or parts of plantsʹ systemic acquired resistance against infection?
TLS Online TPP Program
#Question id: 31248
#Unit 5. Developmental Biology
Specification of the digits is primarily dependent on the expression of:
TLS Online TPP Program
#Question id: 15616
#Unit 13. Methods in Biology
The diagram below shows the F factor and a portion of the E. coli chromosome that has three different insertion sequences (IS) of the same type as is carried on F.
Describe the three different Hfrs (Hfr #1, Hfr #2 and Hfr #3) that can be formed by recombination between the IS on F and each of the IS sequences on the chromosome. Some including the positions of each of the markers (A, B, C, and D) and state which of these markers would be transferred early?
TLS Online TPP Program
#Question id: 15367
#Unit 4. Cell Communication and Cell Signaling
Genes whose protein products stimulate apoptosis behave as tumor suppressors, An example is the PTEN gene, The phosphatase encoded by this gene dephosphorylates phosphatidylinositol 3,4,5-trisphosphate, a secondary messenger that functions in activation of AKT, cells lacking PTEN phosphatase shows; EXCEPT