Which numbered carbon tells us whether this is D- or L-?

Q: What is the difference between -OH and OH-?

A: Introduction: The term hydroxide ion refers to OH group-containing negative charge present in…

Q: C6H8      +     O2      ------à     CO2      +      H2O   How many grams of C6H8 are needed to…

A: The mole concept is the part of chemistry that deals with the number of moles of a reactant that…

Q: Consider the following Newman projection: CH3 Br CH3 Br Br What word or two-word phrase describes…

A: Approach to solving the question: Detailed explanation:a. The conformation shown by the Newman…

Q: Is the nitrogenous base a pyrMirine or purine? How did you know

A: The DNA and RNA are composed of nucleotides. It is the basic unit of the genetic material of an…

Q: Please draw 2 diastereomer of the following molecule

A: Isomers are molecules with same molecular formula and different arrangement of atoms. Isomers are…

Q: A nonapeptide was treated with dithiothreitol to reduce any disulfide bridges, then partially…

A: Amino acids are the basic unit of the peptide and proteins. They are joined via the peptide bonds to…

Q: What do you mean by algin? Give example.

A: Cholesterol:   It is a type of lipid that is insoluble in water. It is a type of fat and it is…

Q: Why is the last asymmetric carbon used to establish D/L configuration? Is this an arbitrary choice…

A: In carbohydrates, those molecules show mirror image is known as enantiomers.  It shows absolute…

Q: H CH2OH ОН A CH₂OH B C Но E CH₂OH

A: Anomeric carbon is the carbon which bears a hemiacetal or acetal or hemiketal or ketal. In the…

Q: ОН HOH,C_| Н C | н н-с- Но HN / III -Н соо- ОН ОН HC-C Н N-Acetylneuraminic acid (Neu5Ac) (a sialic…

A: Different Isomeric forms of simple sugars (called monosaccharides like glucose and galactose) are…

Q: Draw three repeating segments of the polymer of cotton, and beta cellulose

A: CottonCotton is made up of organic molecules with composition of hydrogen, carbon and oxygen forming…

Q: Which of the molecules shown in question 5 has an asymmetric carbon? Which carbon is asymmetric?

A: Among the given two sugar molecules, one is a ketose and the other is an aldose. The ketose is…

Q: Using Fischer Projections draw D-Glucose and D-Galactose.

A: Carbohydrates are polyhydroxy aldehydes or ketones which are associated with reducing property .…

Q: Which of the following contains the largest number of r groups? Which contains sulfur? Please…

A: Amino acids are basic subunits of proteins/peptides. The alpha carbon of amino acids contains amine…

Q: How many stereoisomers are possible for: CH,-CH-CH-C-CH-CH, ОН ОН ОН ОН ОН

A: when there is a difference a spatial arrangement of atom in the molecule has the same molecular…

Q: Thymine is a nitrogenous base or nucleosides?

A: The primary structure of a protein is encoded in the sequence of a nucleic acid. The nucleic acid is…

Q: CHO HO H- -O- HO H- но- -- ČH,OH OD OL

A: A chiral carbon is a carbon atom attached to four different chemical groups. Stereoisomers are…

Q: Draw serine

A: Those organic molecules which possess two functional groups carboxylate and amino group and a…

Q: What is the sequence of the protein that would be translated from the following mRNA molecule? Use…

A: Translation is the process in which cell make proteins by using genetic information carried in mRNA.…

Q: What will happen when Ranitidine is expose in sunlight/ moisture?  What molecular changes is form…

A: There are several drugs used to treat peptic ulcer disease. Peptic ulcer is characterized by…

Q: CH, H H ОГТІ 0= II Т Н H-C- H₂C-N-C-C-O-P-OC-H CH, H H О 1 H-C-0 -Т Н 2 онннн Н II ТТГ Н Н Н Н Н Н Н…

A: A molecule is the smallest part of any substance that is made up of different atoms connected…

Q: Which of the following pairs are epimers? xylulose and ribulose ribose and ribulose xylulose and…

A: Epimers are a class of stereoisomers that vary in how the functional groups surrounding a single…

Q: Which of the following is an anomer of a-D-galactopyranose?

A: Anomers are cyclic stereoisomer , for example the C-1 of sugar molecule become chiral carbon and has…