Explain what is the primary structure of a protein? What is the importance of the primary structure?

1029

What is the difference between the alpha helix and the beta-sheet protein conformations?

1117

How are coupled reactions used in biochemistry?

2352

What is the ratio of slaked lime and sand in mortar?

1042

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

1184

Name the first synthetic organic compound. Who proposed it and from which compound?

1081

How can you determine the reaction, taking place at constant pressure delta (h)?

1120

Why is not it correct to assert that dna self-replicates?

1037

How do we prepare diborane?

1158

Define lattice energy?

1156

What is ph? What are the units of ph?

1091

Do all proteins have quaternary structure?

1115

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

What are respectively some remarkable functions of immunoglobulin?

1090

How much empty space is found in globular proteins?

2077