How to Count number of nucleotide substitutions ?

2268

How can we find the direction of an nucleotide substitution, for example; C to T or T to C?

2485

Does rna molecule have two polynucleotide chains likewise dna?

1033

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?

1017

What are pentoses? To what organic group do pentoses belong? Are nucleotides formed of only one type of pentose?

1042

Are nucleotides formed of only one type of pentose?

963

Which are the nucleotides “portions” that bind in the formation of nucleic acids?

1052

Concerning the nitrogen-containing bases that participate in nucleotides what is the difference between dna and rna.

990

How do the two complementary nucleotide chains of the dna facilitate the replication process of the molecule?

1024

According to the watson – crick model how many polynucleotide chains does a dna molecule has?

1026

Is frame shift mutation similar to single-nucleotide polymorphism?

1057

What is frame shift mutation? Is this mutation similar to single-nucleotide polymorphism?

963

What are pentoses? Are nucleotides formed of only one type of pentose?

1069