Q3:- Choose the correct answer: :(60 mark) 1-A base pairing process between two separated strands of DNA is called a-Ren

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Q3 Choose The Correct Answer 60 Mark 1 A Base Pairing Process Between Two Separated Strands Of Dna Is Called A Ren 1 (112.56 KiB) Viewed 43 times

Q3:- Choose the correct answer: :(60 mark) 1-A base pairing process between two separated strands of DNA is called a-Renaturation b-Denaturation c-A phosphatidyl linkage d-A covalent linkage 2-Many drugs exert their biological effects through interactions with a-Carbohydrates b-Nucleic acids c-Enzymes d-Vitamins 3-The catalytic activity of many enzymes depends on the presence of small molecules is termed a-Cofactors b-Apoenzymes c-Holoenzymes d-Substrates 4-This vitamin Regulates the immune system and is important for the growth of skin cells, it also has a role in night vision V a-Ergocalciferol b-Cholecalciferol c-Retinol d-Ascorbic acid 5-The Michaelis constant (Km) is defined as the substrate concentration at half the------ a-Initial velocity b-Maximum velocity c-Total velocity d-All the above 6---------are esters of fatty acids with a high molecular weight monohydric alcohols a-Oils b-Waxes c-Sphingosine d-Dangliosides 7----------is an important test to detect the presence of reducing sugars. It is based on the fact that the complex of cupric ions in alkaline tartrate is reduced to insoluble cuprous oxide. a-lodine test b-Molisch test c-Fehling test d-Seliwanoff test 8-The Primary structure of protein refers to------- a-The sequence of amino acid residues in a protein b-Alpha helix and beta sheets configuration c-The overall three-dimensional arrangement of all atoms in a protein