1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
At a particular locus, frequency of 'A' allele is 0.6 and that of 'a' is 0.4. What would be the frequency of heterozygotes in a random mating population at equilibrium ?
A
0.48
B
0.24
C
0.36
D
0.16
2
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
3
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
4
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
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