Question 1

Enzyme that enables DNA fragments from different sources to be joined:

Options :

A : DNA polymerase

B : DNA gyrase

C : DNA ligase

D : RNA transferase

E : None of the above

Answer: B

Question 2

Acute hemorrhagic gastritis is commonly seen with:

Options :

A : chronic alcoholism

B : H. pylori bacterial infections

C : carcinoma of the stomach

D : carcinoma of the colon

E : Travellers' diarrhea

Answer: A

Question 3

Carbon monoxide binds to:

I hemoglobin

II myoglobin

III cytochrome oxidase

Options :

A : I only

B : III only

C : II and III only

D : I, II and III

Answer: A

Question 4

Example of drug(s) used in treatment of tuberculosis include:

I- Isoniazid

II- Rifampin

III- Ethambutol

Options :

A : I only

B : III only

C :

I and II only

D : II and III only

E : All are correct

Answer: A

Question 5

Indication of epinephrine is:

Options :

A : Post myocardial infarction

B : Asthma

C : Tremor

D : Trigeminal neuralgia

E : Neurosurgical anesthesia

Answer: B