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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?
1266What happen to a denaturated enzyme regarding its functionality? How that result can be explained with the help of the lock and key model?
1108Which are the nucleotides “portions” that bind in the formation of nucleic acids? What is meant by the 5’ and 3’ extremities of nucleic acids?
1017What are pentoses? To what organic group do pentoses belong? Are nucleotides formed of only one type of pentose?
1042What is the completing sequence of nitrogen-containing bases for an agccgttaac fragment of a dna chain?
1184Bacteria 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?
1154Post New Bio Chemistry Questions
which property among the following generally decreases from top to bottom in a group 1a? 1. Electropositive, density, basic nature, classical reactivity
Define bond angle?
What is activation energy?
Concerning enzymatic reactions how different, are the graphic curve of the variation of the speed of a reaction as function of substrate concentration and the curve of variation of the speed of a reaction as function of temperature?
In 3d-series, which two elements exhibit an anomalous configuration?
What is kararch effect?
What is the primary structure of a protein?
How do you define free radical addition reaction? Give an example.
What is the secondary structure of a protein?
Which is the most Abundant Alkaline earth element?
Does dna replication occur in cell division?
give the formula of borax?
What are respectively some remarkable functions of albumin?
Which group of elements is called alkaline earth metals?
what is QC and why is impotent in pathology lab
