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TLS Online TPP Program

#Question id: 2053

The single best chance of a tissue graft being accepted in a human recipient is if it is:

#Unit 4. Cell Communication and Cell Signaling

  1. An isograft

  2. An allograft given under the cover of potent immunosuppression

  3. A xenograft from a pig in which the gene for α-1,3-galactosyltransferase has been “knocked-out” and therefore the Galα-1,3-Gal epitope eliminated

  4. Given to a recipient that is treated with anti-CD3

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TLS Online TPP Program

#Question id: 3011

#Unit 2. Cellular Organization

Bacteria that may form endospores include
TLS Online TPP Program

#Question id: 2771

#Unit 2. Cellular Organization

For SINES (short interspersed elements), which of the following is correct

a. are approximately 300 base pairs long

b.  are LTRs containing retrotransposons.

c. are present in over 1 million copies in the human genome.
TLS Online TPP Program

#Question id: 18607

#Unit 13. Methods in Biology

The PCR consists of three defined sets of times and temperatures, termed steps
a) Denaturation at 94°C, for 0.5 min
b) Primer annealing at 55°C for 1.5 min
c) Extension at 72°C for 1 min
d) only denaturation and extension
TLS Online TPP Program

#Question id: 31291

#Unit 5. Developmental Biology

In case of recessive mutant of Antennapedia, the gene fails to be expressed in the second thoracic segment, then what will occurs?
TLS Online TPP Program

#Question id: 10956

#Unit 7. System Physiology – Animal

The coagulation pathway that begins with tissue thromboplastin is