Biological molecules nucleic acids 0.0 / 5 ? BiologyBiological molecules, organic chemistry and biochemistryA2/A-levelAll boards Created by: GreatbiosocialCreated on: 04-03-21 22:16 Who described structure of DNA Watson and crick 1 of 29 What year was structure of DNA described by 1953 2 of 29 What is genetic material in living organisms DNA 3 of 29 DNA is composed of what polymer Polynucleotide 4 of 29 Polynucleotide is composed of what monomer Nucleotides 5 of 29 Structure of DNA consists of phosphate, nitrogenous bases and ____________ sugar Deoxyribose 6 of 29 What bases are purines adenine and Guanine 7 of 29 What bases are pyrimidines cytosine and Thymine 8 of 29 What had 2 nitrogen ring structures Purines 9 of 29 What had single carbon ring structure Pyrimidine 10 of 29 How many carbons in deoxyribose 5 11 of 29 What charge is phosphate group Negative 12 of 29 What process makes polynucleotides Condensation 13 of 29 What bond is formed between polynucleotides Phosphodiester 14 of 29 Base pairing only takes place if chain are Antiparallel 15 of 29 Phosphate is know as ‘_____ prime Five 16 of 29 Sugar end is known as ‘_____ prime end Three 17 of 29 What pairs with adenine Thymine 18 of 29 What pairs with guanine Cytosine 19 of 29 When chain forms it spontaneously twists into a double Helix 20 of 29 How many bases per turn Ten 21 of 29 What is tangled loop called in prokaryotic cells Nucleoid 22 of 29 DNA is found in nucleus chloroplasts and Mitrochondria 23 of 29 What DNA is prokaryotic Circular 24 of 29 Prokaryotic DNA doesn’t have Introns 25 of 29 Prokaryotic DNA is Short 26 of 29 Tiny loops of DNA Plasmids 27 of 29 Eukaryotic DNA is Linear 28 of 29 Eukaryotic DNA is associated with ________\ it is organised in chromosomes Histones 29 of 29
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