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Bio Chemistry Interview Questions
Questions Answers Views Company eMail

What does ammonal contain? For what purpose ammonal is used?

1047

Give examples of tautomers.

1168

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?

1266

Does rna molecule have two polynucleotide chains likewise dna?

1033

What happen to a denaturated enzyme regarding its functionality? How that result can be explained with the help of the lock and key model?

1107

Do all proteins have quaternary structure?

1115

Explain the reduction of the activation energy of chemical reactions?

1026

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?

1041

What is the difference between essential and natural amino acids?

1091

What are respectively some remarkable functions of reverse transcriptase?

1055

What is the completing sequence of nitrogen-containing bases for an agccgttaac fragment of a dna chain?

1184

What are dextrorotary compounds and levi rotary compounds?

1103

Why ethylene undergoes electrophilic addition reactions?

1064

Bacteria 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?

1154


Post New Bio Chemistry Questions

Un-Answered Questions { Bio Chemistry }

What is inert pair effect?

1315


Glycolysis is A) C6H12O6 --> 2C2H5OH + 2CO2 B) C6H12O6 --> 2CH3H4O3 + 4H c) C3H4O3 + NAD --> C2H5OH + CO2 NAD D) C6H12O6 + 6H20 --> 6CO2 + 6H2O

3148


What is the difference between essential and natural amino acids?

1091


What is galvanic cell?

1201


What does thermodynamics helps in predicting?

1020


I understand that urine can act as a reagent to break disulfide bonds? I am particularly interested in bonds between cysteines. and or any other amino acids.

1542


What is the molecular formula of phosphorous?

1080


Give the formula for baking soda.

1077


What are the chemical bonds of the dna molecule that are broken for the replication process to occur?

999


What is dipole?

1177


What are catalysts?

1099


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?

1207


Which equation gives the relation between specific rate (k) and temperature?

1051


What is markownikoff’s rule?

1129


give the formula of borax. Borax is chemically called as.

1117