1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Which one of the following experiments suggests that simplest living organisms could not have originated spontaneously from non-living matter ?
A
Meat was not spoiled, when heated and kept sealed in a vessel
B
Larva cound appear in decaying organic matter
C
Microbes appeared form unsterilized organic matter
D
microbes did not appear in stored meat
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Which one of the following phenomena supports Darwin's concept of natural selection in organic evolution ?
A
Prevalence of pesticide resistant insects
B
Development of organs from 'stem' cells for organ transplantation
C
production of 'Dolly', the sheep by cloning
D
Development of transgenic animals
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Which of the following is the relatively most accurate method for dating of fossils ?
A
Radio-carbon method
B
Uranium-lead method
C
Potassium–argon method
D
Electron-spin resonance method
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at the point. What is the sequence called ?
A
TATA box
B
GGTT box
C
CAAT box
D
AAAT box