Arrange the following substances in a proper sequence with regard to the formation of chemical constituents at the time of origin of life: Sugar, methane, nucleic acid and amino acid.

Who experimentally proved the formation of complex compounds in the laboratory for origin of life by heating a mixture of dry amino acids ?

Which of the following is the correct sequence of events in the origin of life? I. Formation of protobionts II. Synthesis of organic monomers III. Synthesis of organic polymers IV. Formation of DNA-based genetic systems

The sequence in which amino acids are arranged in a protein is called

The chemical change in DNA molecule that could lead to synthesis of protein with an altered amino acid sequence is called

Sort the following into actively or passively transported substances during reabsoption of GFR? glucose, amino acids, nitrogenous wastes, Na^+ and water.

Concentrated sulphuric acid is added followed by heating to each of the following test tubes labelled (i) to (v). Identify in which of the above test tube the following change will be observed. Support your answer with the help of a chemical equation. Formation of black substance.

Concentrated sulphuric acid is added followed by heating to each of the following test tubes labelled (i) to (v). Identify in which of the above test tube the following change will be observed. Support your answer with the help of a chemical equation. Formation of black substance.

Name two alpha -amino acids which form a dipeptide which is 100 times more sweet than cane sugar?