TLS Online TPP Program

#Question id: 28061


Which of the following force/Bonds contributes to protein stability  
a. van der Waals interactions
b. Ionic interaction
c. Hydrogen bond 
d. Di-sulphide bond

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. a only
  2. a & b
  3. a & d
  4. c & d
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TLS Online TPP Program

#Question id: 11904

#Unit 7. System Physiology – Animal

Which of the following changes would be expected in a patient with diabetes insipidus due to a lack of antidiuretic hormone (ADH) secretion?


TLS Online TPP Program

#Question id: 11905

#Unit 7. System Physiology – Animal

A 26-year-old woman recently decided to adopt a healthier diet and eat more fruits and vegetables. As a result, her potassium intake increased from 80 to 160 mmol/day. Which of the following conditions would you expect to find 2 weeks after she increased her potassium intake, compared with before the increase?


TLS Online TPP Program

#Question id: 11906

#Unit 7. System Physiology – Animal

Which of the following changes would you expect to find after administering a vasodilator drug that caused a 50% decrease in afferent arteriolar resistance and no change in arterial pressure?

TLS Online TPP Program

#Question id: 11907

#Unit 7. System Physiology – Animal

A 32-year-old man complains of frequent urination. He is overweight (280 lb, 5 ft 10 in tall), and after measuring the 24-hr creatinine clearance, you estimate his GFR to be 150 ml/min. His plasma glucose is 300 mg/dL. Assuming that his renal transport maximum for glucose is normal, as shown in the figure above, what would be this patient’s approximate rate of urinary glucose excretion?


TLS Online TPP Program

#Question id: 11908

#Unit 8. Inheritance Biology

What is the phenotype of a person who has XXXY sex chromosomes?

TLS Online TPP Program

#Question id: 11909

#Unit 8. Inheritance Biology

In the birds, butterflies and some reptiles, sex is still chromosomal, but the male that possesses two identical sex chromosome while the female has two different sex chromosome,  in this case which one is determining  sex?