The skeletal structure shown in the given diagram shows the structure of :

  

1.	Morphine	2.	Diacetyl morphine
3.	Cannabinoid	4.	Cocaine

Ringworm in humans can be caused by infection with all the following except:
1. Microsporum
2. Taenia
3. Trichophyton
4. Epidermophyton

Primary lymphatic organs serve as the site for:

1. antibody formation

2. lymph formation

3. lymphocytes to encounter and bind to antigens

4. lymphocyte formation and maturation

AIDS is characterized by the presence of:

1. Nosocomial infections

2. Iatrogenic infections

3. Opportunistic infections

4. Subclinical infections  

The receptors for the drug shown below are located in :

1. CNS and CVS

2. CVS and GIT

3. CNS and GIT

4. CNS and PNS

Study the diagram given and choose the incorrect statement :

1. A : retrovirus replicates outside the cell

2. B : viral DNA is produced by the host Reverse transcriptase 

3. C : viral DNA incorporates into the host genome

4. D : New viral DNA is produced by the infected cell

In the given diagram, A and B represent respectively:

1. The N and the C terminus of the polypeptide

2. The C and the N terminus of the polypeptide

3. The constant and variable regions of the antibody molecule

4. The variable and constant regions of the antibody molecule

Consider the given stages in the life cycle of Plasmodium and choose the correctly matched pair :

1. A : Merozites infect human when mosquito bites
2. B : Parasite reproduced sexually in liver cells
3. C : Symptoms of malaria
4. D : Fertilization in hemocoel of the mosquito

Consider the following statements:

Which of the above statements are true?

1. I and II only

2. I and III only

3. II and III only

4. I, II, and III

Consider the following statements:

I. Morphine is clinically used as an analgesic and its receptors are located in CNS and GIT.

II. Cocaine and amphetamines are CNS stimulants and the later is used clinically to treat narcolepsy and morbid obesity.

III. Atropine is a parasympathomimetic drug used to dilate pupil and increase heart rate.

Which of the above statements are true?

1. I and II only

2. I and III only

3. II and III only

4. I, II and III