MEDIUM
12th Andhra Pradesh Board
IMPORTANT
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Write any two chemical differences between DNA and RNA.

Important Questions on Molecular Basis of Inheritance

MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Intermediate Second Year Botany>Chapter 10 - Molecular Basis of Inheritance>Questions>Q 25
In a typical DNA molecule, the proportion of Thymine is 30% of the N bases. Find out the percentages of other N bases.
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Intermediate Second Year Botany>Chapter 10 - Molecular Basis of Inheritance>Questions>Q 26
The proportion of nucleotides in a given nucleic acid are: Adenine 18%, Guanine 30%, Cytosine 42%, and Uracil 10%. Name the nucleic acid and mention the number of strands in it.
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Intermediate Second Year Botany>Chapter 10 - Molecular Basis of Inheritance>Questions>Q 27
If the base sequence of a codon in mRNA is 5'AUG-3'. What is the sequence of tRNA pairing with it?
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Intermediate Second Year Botany>Chapter 10 - Molecular Basis of Inheritance>Questions>Q 1
Define transformation in Griffith's experiment. Discuss how it helps in the identification of DNA as genetic material. 
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Intermediate Second Year Botany>Chapter 10 - Molecular Basis of Inheritance>Questions>Q 2
Who revealed the biochemical nature of the transforming principle? How was it done?
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Intermediate Second Year Botany>Chapter 10 - Molecular Basis of Inheritance>Questions>Q 3
Discuss the significance of heavy isotope of nitrogen in Meselson and Stahl's experiment.
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Intermediate Second Year Botany>Chapter 10 - Molecular Basis of Inheritance>Questions>Q 4
Define a cistron. Differentiate between monocistronic and polycistronic transcription unit with suitable examples.
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Intermediate Second Year Botany>Chapter 10 - Molecular Basis of Inheritance>Questions>Q 5
Recall the experiments done by Frederick Griffith in which DNA was speculated to be the genetic material RNA. Instead of DNA was the genetic material, would the heat killed strain of Pneumococcus have transformed the R strain into virulent strain? Explain.