WebJan 24, 2024 · A free nucleotide may have one, two, or three phosphate groups attached as a chain to the 5-carbon of the sugar. When nucleotides connect to form DNA or RNA, the phosphate of one nucleotide attaches via a phosphodiester bond to the 3-carbon of the sugar of the next nucleotide, forming the sugar-phosphate backbone of the nucleic acid . WebEach molecule of DNA is a double helix formed from two complementary strands of nucleotides held together by hydrogen bonds between G -C and A-T base pairs. Duplication of the genetic information occurs by the use …
Tertiary structure of proteins (video) Khan Academy
WebSep 13, 2024 · Nucleotides contain phosphate, which is a phosphorus atom connected to 4 oxygen atoms. A nucleotide can contain up to 3 phosphate groups; on the other hand, … WebExpert Answer 98% (143 ratings) Phosphate ester bond or phosphoester bond i … View the full answer Transcribed image text: Identify the phosphate ester (phosphoester) bond and the N-glycosidic bond in the … corrugated piping for driveways
Orders of protein structure - Khan Academy
WebNUCLEIC ACID STRUCTURE RNA:-Ribose sugar (pentose – 5 carbons)-Base (A, G, C, U) attaches to 1’ carbon with an N-glycosidic bond (joining a sugar)-2’ & 3’ have a hydroxyl group-3’ next nucleotide is added here-5’ phosphate groups are added-Phosphodiester bonds join each-Bases are not covalently bonded to each other – phosphodiester … Web23 Biological Molecules: nucleotides RNA: OH at 2’ carbon (ribose) DNA: H at 2’ carbon (deoxyribose) Structure of a nucleotide: 24 (DNA) (RNA) Nucleic acids are strands of nucleotides Nucelotides have different nitrogenous bases . ... ATP/GTP – energy currency of the cell -- stores energy within phosphate bonds (cytoplasm) (These are ... WebJan 28, 2024 · In all three there are only two bonds to the 1′ nitrogen; this is where the nitrogenous base attaches to the sugar in the nucleic acid to form a nucleoside (or a nucleotide when phosphorus is attached). This figure … corrugated pipe vs pvc french drain