1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
In a mutational event, when adenine is replaced by guanine, it is a case of -
A
Frameshift mutation
B
Transition
C
Transversion
D
Transcription
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Age of fossils in the past was generally determined by radio-carbon method and other methods involving radioactive elements found in the rocks. More precise methods, which were used recently and led to the revision of the evolutionary periods for different groups of organisms includes -
A
Electron spin resonance (ESR) & fossil DNA
B
Study of carbohydrates/proteins in fossils
C
Study of the conditions of fossilization
D
Study of carbohydrates/proteins in rocks
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
What kind of evidence suggested that man is more closely related with chimpanzee than with other hominoid apes ?
A
Evidence from fossil remains and the fossil mitochondrial DNA alone
B
Evidence from DNA extracted from sex chromosomes, autosomes
C
Comparison of chromosomes morphology only
D
Evidence from DNA from sex chromosomes only
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
According to oparin, which one of the following was not present in the primitive atmosphere of the earth ?
A
Water vapour
B
Oxygen
C
Methane
D
Hydrogen
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12