TLS Online TPP Program

#Question id: 564


A good transition-state analog:

#I Life Science/ Life Sciences Group – I-V
  1. binds covalently to the enzyme.

  2. binds to the enzyme more tightly than the substrate.

  3. binds very weakly to the enzyme.

  4. is too unstable to isolate.

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TLS Online TPP Program

#Question id: 10938

#I Life Science/ Life Sciences Group – I-V

A 45-year-old woman developed fatigue in July and had blood counts that were reported to be normal. She was hospitalized because of a very severe headache in December, and was found to have a blood pressure of 175/90. Her laboratory values were as follows: hemoglobin (8.3 g/dL), RBC count (2.2 × 10^6/μl), Hct (23%), MCV (89 fL), WBCs (5100/μl), platelets (262 × 10^3/μl), and reticulocyte count 0.8%. What is the diagnosis for this patient?

TLS Online TPP Program

#Question id: 10938

#SCPH28 | Zoology

A 45-year-old woman developed fatigue in July and had blood counts that were reported to be normal. She was hospitalized because of a very severe headache in December, and was found to have a blood pressure of 175/90. Her laboratory values were as follows: hemoglobin (8.3 g/dL), RBC count (2.2 × 10^6/μl), Hct (23%), MCV (89 fL), WBCs (5100/μl), platelets (262 × 10^3/μl), and reticulocyte count 0.8%. What is the diagnosis for this patient?

TLS Online TPP Program

#Question id: 10939

#SCPH28 | Zoology

After a person is placed in an atmosphere with low oxygen, how long does it take before there are increased numbers of reticulocytes?

TLS Online TPP Program

#Question id: 10940

#I Life Science/ Life Sciences Group – I-V

Adhesion of white blood cells to the endothelium is

TLS Online TPP Program

#Question id: 10940

#SCPH28 | Zoology

Adhesion of white blood cells to the endothelium is

TLS Online TPP Program

#Question id: 10941

#I Life Science/ Life Sciences Group – I-V

In a normal healthy person, which of the following blood components has the shortest life span?