Adaptive Practice
Molecular Basis of Inheritance
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Question 1 of 10
⏱ 0:30
Easy
Who discovered the double helix structure of DNA?
Easy
Which nitrogenous bases are purines in DNA?
Easy
What type of bond holds the two strands of DNA together?
Medium
During DNA replication, the enzyme responsible for adding nucleotides to the growing DNA strand is:
Medium
In the Meselson-Stahl experiment, which isotope of nitrogen was used to label the DNA?
Medium
Which of the following statements about the genetic code is correct?
Medium
In prokaryotes, the site where RNA polymerase binds to initiate transcription is called:
Medium
Which enzyme is responsible for joining Okazaki fragments during DNA replication?
Easy
In the context of molecular genetics, what is a 'codon'?
Hard
Which of the following is NOT a feature of the genetic code?