511.
Vaccines are
A
treated bacteria or viruses or one of their proteins
B
MHC (major histocompatibility complex) proteins
C
curative medicines
D
monoclonal antibodies
Answer :
treated bacteria or viruses or one of their proteins
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
512.
Branch of biology dealing with ageing is
A
Gerontology
B
Psychobiology
C
Dermatology
D
Kalology
Answer :
Gerontology
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
513.
First census of India was done in
A
1891-1901
B
1911-1921
C
1981-1991
D
1951-1961
Answer :
1891-1901
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
514.
At the time of birth presence of which antibody indicates the infection of foetus (intrauterine infection)
A
IgG
B
IgD
C
IgM
D
IgA
Answer :
IgM
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
515.
Zero population growth means
A
No immigration
B
No emigration
C
No new births
D
Number of birth and deaths equal
Answer :
Number of birth and deaths equal
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
516.
Drug called 'Heroin' is synthesised by :
A
methylation of morphine
B
acetylation of morphine
C
glycosylation of morphine
D
nitration of morphine
Answer :
acetylation of morphine
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
517.
Growth hormone activity is
A
Unaffected by thyroxine
B
Increased by thyroxine
C
Decreased by thyroxine
D
None of the above
Answer :
Increased by thyroxine
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
518.
Positron emission tomography (PET) is one of the best methods for functional imaging because
A
Isotopes f basic body elements are used for imaging.
B
Isotopes with long hald-lives are used
C
Isotopes with short half-lives are used
D
Positorons are directly involved used in imaging.
Answer :
Isotopes with short half-lives are used
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
519.
Which of the following immune responses is responsible for rejection of kidney graft?
A
Auto-immune response
B
Humoral immune response
C
Inflammatory immune response
D
Cell-mediated immune response
Answer :
Cell-mediated immune response
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
520.
Addiction of smoking leads to
A
Lung cancer
B
Bronchitis
C
Emphysema
D
All of the above
Answer :
All of the above
Discuss Question
No explanation is given for this question. Let's discuss the answer together.