In sickle cell anemia, a hereditary disease, there is substitution of one amino acid by other in one of the four-polypeptide chains of hemoglobin. In this case, are all of the structural levels of the protein modified?
1181What happen to a denaturated enzyme regarding its functionality? How that result can be explained with the help of the lock and key model?
1054Which are the nucleotides “portions” that bind in the formation of nucleic acids? What is meant by the 5’ and 3’ extremities of nucleic acids?
965What are pentoses? To what organic group do pentoses belong? Are nucleotides formed of only one type of pentose?
996What is the completing sequence of nitrogen-containing bases for an agccgttaac fragment of a dna chain?
1129Bacteria are prokaryotic cells, i.e., They do not have membrane-delimited nucleus. Eukaryotes have cells with delimited nucleus. Where in these types of cells can dna are found?
1099Post New Bio Chemistry Questions
Which are the nucleotides “portions” that bind in the formation of nucleic acids?
What are the three main types of rna? What is meant by heterogeneous rna?
What can you calculate by selecting Born-Haber cycle?
Because of dna replication, two dna molecules come to existence. Why is not it correct to assert that two “new” dna molecules are created? What is the name given to the process concerning that fact?
How do you define free radical addition reaction? Give an example.
What are species grow in waitland?
What is the element in third series the element with maximum oxidation state?
What is the bond angle of phosphorous?
Explain activation energy?
Alkaline metals when dissolved in ammonium (NH3) act as better conductor and better reducing agent what is the reason behind it?
What is the quaternary structure of a protein?
Is there difference between the initial and the final energy levels in catalyzed and non-catalyzed reactions?
What is the tertiary structure of a protein?
Are nucleotides formed of only one type of pentose?
The expression q=delta (e)-w is? What does it states?