⟩ Which is the least abundant Alkaline earth element?
Radium
Radium
Who were James Watson, Francis Crik and Maurice Wilkins?
Which are the nucleotides “portions” that bind in the formation of nucleic acids? What is meant by the 5’ and 3’ extremities of nucleic acids?
What is the rule for the pairing of nitrogen-containing bases in the DNA molecule and in the RNA? Is this last question appropriate?
According to the Watson - Crick Model how many polynucleotide chains does a DNA molecule has?
Which type of chemical bond maintains the pairing of each chain in the DNA molecule?
What is the numeric relation between pyrimidine and purine bases in the DNA molecule? Is that relation valid in RNA molecules?
One characteristic of the DNA molecule is its replication capability. What are the consequences of failures during DNA replication?
Why is not it correct to assert that DNA self-replicates?
How do the two complementary nucleotide chains of the DNA facilitate the replication process of the molecule?
What are the chemical bonds of the DNA molecule that are broken for the replication process to occur?