TLS Online TPP Program

#Question id: 18663


When a protein exists in mono-, di- and tri-phosphorylated forms. The difference of a couple of phosphate groups has no significant effect on the overall relative molecular mass of the protein, hence a single band on SDS gels, but the small charge difference introduced on each molecule can be detected by

#Unit 13. Methods in Biology
  1. SDS-PAGE
  2. Agarose gel
  3. IEF
  4. Gradient gel
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TLS Online TPP Program

#Question id: 10964

#Unit 7. System Physiology – Animal

A patient visits his dentist, who notices a sore on the patient’s lip. The sore was unusual in that there was no pain or drainage from the sore. The patient was subsequently admitted to the hospital with a violent shaking chill. His lab values were Hct 30%, platelets 400,000/μl, WBC 4200/μl, 68% lymphocytes, and 20% neutrophils. What is the diagnosis of this patient?

TLS Online TPP Program

#Question id: 10965

#Unit 7. System Physiology – Animal

Which of the following is a TRUE statement?

TLS Online TPP Program

#Question id: 10966

#Unit 7. System Physiology – Animal

A couple requests blood typing of their 2-year-old child (father AB, Rh-negative; mother B, Rhnegative). Results of hemagglutination assays of the child’s blood are shown in the next figure. Which of the following conclusions concerning the child’s parentage is valid?


TLS Online TPP Program

#Question id: 10967

#Unit 7. System Physiology – Animal

A 21-year-old female, blood type B, is undergoing surgery. Her platelet count is 75,000/μl. She will need platelet infusions before and during surgery. Which of the following blood types would be used to collect platelets that are compatible with the patient?

TLS Online TPP Program

#Question id: 10968

#Unit 7. System Physiology – Animal

Which of the following is TRUE concerning erythroblastosis fetalis (hemolytic disease of the newborn, HDN)?

TLS Online TPP Program

#Question id: 10969

#Unit 7. System Physiology – Animal

Which of the following will result in a transfusion reaction? Assume that the patient has never had a transfusion.