10. Provide a Fischer projection for the sugar shown below. At which position(s) is the stereochemical configuration opposite to that of ribose? The structure of ribose is provided for reference. HO H H HO CHO OH H- OH H- OH ОНА H-OH H H- CH2OH D-ribose

Name the following carbohydrate: H 0. H-C-OH │ HO C H H-C-OH H-C-OH CH2OH Aldohexose Ketohexose Aldopentose O Ketopentose

Pls help ASAP on both questions I HUMBLY REQUEST

The sugars can be classified as either aldoses or ketoses. Classify each structure with the correct name. НО НО H Н CHO —H -H -OH -OH CH₂OH НО НО Н CH₂OH c=0 H -н -OH CH₂OH НО НО н CHO ketose -H -Н OH CH₂OH Answer Bank aldose CHO H-C-OH CH₂OH НО Н CH₂OH c=0 -Н -OH CH₂OH " CH2OH O CH2OH

Convert the following carbohydrate from a Chair Conformation to a Fischer Projection. МТg2МzМ4, 186338 ОН НО OH О OH OH Please hand draw and upload a photograph of your answer.

Which is a correct Haworth projection of the sugar shown. CHO H CH2OH CH2OH OH OH -HO- H. OH ČH2OH H H HO -- OH OH H. OH н он OH H Но ČH2OH H. OH OH H. OH H H OH OH ČH2OH OH ČH2OH H. OH ОН Н H. OH H. OH

Draw a Haworth projection of a common cyclic form of this monosaccharide: Н Н I Но НО .0 ОН ОН -Н -Н CH₂OH

What is the name of the sugar shown here? HO OH OL-xylose O D-xylose O D-erythrose OL-erythrose O D-threose O L-threose Oll.

Which d-aldohexose in its beta-d-pyranose form has only one OH group in the axial position? O D-allose O D-galactose O D-gulose O D-iodose O D-talose