What is the correct systematic name for the disaccharide below? (you should be abl to figure out the names of the monomers from the answer choices)
Q: How many diastereomers of this monosaccharide are there? Assume that the monosaccharide is of…
A: The type of isomerism where isomers have same molecular formula but different orientation in…
Q: Which of the following contains isoprene units?
A: Polymers are chemical compounds that consist of huge molecules made up of many smaller molecules of…
Q: In the following monosaccharide hemiacetal, identify the anomeric carbon atom. Identify the…
A: Monosaccharides are compounds that cannot be further hydrolyzed into still smaller molecules. These…
Q: What changes in the structure of each polysaccharide affect its gelling property? Explain in five…
A: The gelation occurs in polysaccharide (they form it) because of the formation of intra- and…
Q: Give the systematic name of the following cyclic monosaccharides: 1. Name: он H. OH H OH H. ÓH 2.…
A: The systemic names of cyclic monosaccharides include the following terms: Pyranose/furanose: The…
Q: Which is the correct name for the structure below? CH,OH HỌ OH on OH O a-D-arabinofuranose ok O…
A: The answer is Alpha D arabinofuranose is a dextrorotated arabinofuranose with an alpha…
Q: Below is the structure of the _______ disaccharide ? The disaccharide below is a non-reducing…
A: Disaccharides which is also called biose or double sugar which is formed joining two monosaccharides…
Q: What is the approximate net charge of carnosine at pH 7.
A: Carnosine is a dipeptide, and is also known as beta-alanyl-L-histidine. It is made up of…
Q: Expanded structure (Zwitterion Form] of the Essential amino acids' 1. 7. 2. 5. 8. 3. 9. Amide Bonds…
A: Amino acids are the primary building blocks of proteins. There are two categories of amino acids-…
Q: Write definition of α- and β-anomers of monosaccharides.
A: Monosaccharides are monomers that form the polymer polysaccharides (carbohydrates). A monosaccharide…
Q: Given the following monosaccharide, draw both the given monosaccharide and the enantiomer. Do not…
A: Carbohydrates are organic molecules with the general formula (CH2O)n. It is composed of primary…
Q: H CH,OH H CH2OH H OH (а) H (c) H (b) Н CH2OH OH HO OH H H Но ÓH OH H OH H OH ОН H H
A: Monosaccharide can be defined as the simple sugar which consists of the two hydrogen atoms and one…
Q: List several examples of important monosaccharides andpolysaccharides.
A: The chemical molecules inside the cell of living things are called biomolecules. The important…
Q: CH,OH CH,OH OH H OH H OH OH H H OH OH H
A: Sugars are polyhydroxy alcohols. Polysaccharides are the polymers of monosaccharides attached…
Q: Identify enantiomers form the following organic structures ÇH: ÇH: ÇH3 ÇH: ÇH: H- -CI H- -CI CI- -H…
A: Biochemistry is defined as the branch of science that deals with the study of chemical substances…
Q: hich of the following shorthand names best characterizes the following disaccharide? CH,OH CHOH O.…
A: This is a disaccharide link together by a glycosidic bond. This disaccharide is formed by a…
Q: Name the three different polysaccharides. explain their structure (and their differences) and where…
A: Polysaccharides are ubiquitous in nature. Polysaccharides are polymers with hundreds or thousands…
Q: What does it mean to describe a glycosidic bond as β-1,4-? To describe it as α-1,6-?
A: A glycosidic bond or glycosidic linkage is a type of covalent bond that joins a monosaccharide…
Q: Which of the following is the correct systematic name of the disaccharide shown? OH OH но но но- он…
A: Carbohydrates are composed of carbon, hydrogen, and oxygen in the ratio of 1:2:1. Carbohydrates act…
Q: What are the different structural configurations of mono-, di- and polysaccharides?
A: Carbohydrates: These are the most abundant biomolecules ever present on earth. They are produced by…
Q: Identify each of the following Haworth projection formulas as an a-D monosaccharide or a ß…
A: In alpha-D-monosaccharide, the -OH on C-1 and -CH2OH on C-5 are on opposite side and this is reverse…
Q: Write out the full structure of the tripeptide Val-Phe-Cys.
A: A peptide bond is a type of covalent bond. It connects the amino group of one amino acid with the…
Q: Classify the following polysaccharide
A: Chitin- B. homopolysaccharide Cellulose- B. Homopolysaccharide Peptidoglycan- A.…
Q: Draw a Fischer projection formula for the enantiomer of each of the following monosaccharides. а.…
A: The type of isomerism where isomers have the same molecular formula but different orientations in…
Q: What are the glycosidic linkages of the trisaccharide shown?
A: Glycosidic bonds are covalent bonds to link the sugar molecule to another and form carbohydrate or…
Q: What is the approximate net charge of carnosine at pH 5.
A: Carnosine, also known as beta-alanyl-L-histidine, is a dipeptide . It is made up of the amino acids…
Q: Draw the structure of the disaccharide with a systematic name of: (1→6)-B-1)…
A: Monosaccharides are the simple sugars that cannot be broken down to simpler sugars. These are…
Q: Give the systematic name of the following cyclic monosaccharides:
A: In the list provided in 6.2.4, the name of the 2nd cyclic monosaccharide is B-glucose and the 3rd…
Q: Identify the monomers for the following polymers A.) Maltose B.) Sucrose C.) Lactose
A: INTRODUCTION Monomers are building blocks of polymers. The above mentioned compounds are…
Q: Convert the following Haworth projections to a Fischer projection. Name the monosaccharides you have…
A: The saccharide or carbohydrate is polyhydroxy aldehyde or ketone. The monomeric carbohydrate unit is…
Q: What part of the protein structure produces a color with the Biuret reagent?
A: Protein can be detected by the Biuret test. In Biuret test Biuret reagent is used. Biuret reagent…
Q: I. Name the following carbohydrates using the proper way of naming/IUPAC system. a. Erythrose b.…
A: Carbohydrates are one among the 4 biomacromolecules. They are called hydrates of carbon as their…
Q: Identify the monosaccharide below
A: Carbohydrates are largely composed of carbon and water, and most of them have the empirical formula…
Q: Give the systematic name of the the disaccharide shown below: CH2OH -O, H CH2OH H Н ОН Н OH Н ОН Н H…
A: This carbohydrate is a disaccharide that is composed of two monosaccharides. Two monosaccharides are…
Q: Draw a Fischer projection formula for the enantic of each of the following monosaccharides. a. СНО…
A: Enantiomers: These are stereoisomers that are non-super-imposable mirror images. It has the same…
Q: How can the structure of a monosaccharide affect its bioactivity?
A: The simplest form of carbohydrates is called a monosaccharide with general chemical formula (CH2O)x.…
Q: Please describe the difference of Ceramide NP, Ceramide AP, Ceramide EOP. Which is the best type of…
A:
Q: The following compound can be described as alan) CH,OH он но он NH-C-CH, Select one: O A. a sugar…
A: Carbohydrates are biomolecules that consists of carbon, hydrogen and oxygen. They are hydrated…
Q: In the space provided, draw a Haworth projection for the beta anomer of the following monosaccharide…
A: Haworth projection: It is used for cyclic sugars ( pyranoses and furanoses) It clearly indicates…
Q: What is the structural difference between a hemiacetal and an acetal?
A: A hemiacetal is a compound that results from the addition of an alcohol to an aldehyde or a ketone.…
Q: What is homopolysachharide? Give one example.
A: Polysaccharides are the polymers of monosaccharides. They are of two types :- homopolysaccharides…
Q: What kind of macromolecule is shown in the image?
A: Biochemistry deals with the study of the structure and functions of molecules involved in the living…
Q: What are pentoses? To what organic group do pentoses belong? Are nucleotides formed of only one type…
A: Biomolecules are the molecules present in the living cells.
Q: What is the structural difference between the a hemiacetal form of a carbohydrate and the β form?
A: The carbon atom which is bonded to one -OH group and one -OR group is known as hemiacetal.
Q: Which of the following monosaccharides structural relationship is CORRECT? * сно сно сно но- -H H-…
A: The stereoisomers have the same composition but differ in the orientation of parts in space. Two…
Q: Classify the glycosidic bonds in each of the following disaccharides.
A: Sugars or carbohydrates are the most abundant biopolymers in living organisms. Carbohydrates are…
Q: Draw the Fischer projection for a monosaccharide.
A: Carbohydrates are polyhydroxy aldehydes or polyhydroxy ketones. Monosaccharides consists of single…
Q: Identify the chiral carbon in each of the following compounds: a. citronellol; one enantiomer has…
A: Organic compounds are often composed of carbon, hydrogen, oxygen, and nitrogen. The structural…
Q: Give the most common monosaccharide derivatives?
A: Monosaccharides are sugars that cannot be further hydrolyzed into simpler carbohydrate compounds.…
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- Question 9 یا۔ OH но HO OH OH но но но. но но ÓH Which is the correct IUPAC name of the structure given? O a-D-glucopyranosyl-(1->4)- a-D-glucopyranosyl-(1->3)- a-D-glucopyranose a-D-glucopyranosyl-(1->4)- B-D-glucopyranosyl-(1->3)- a-D-glucopyranose a-D-glucopyranosyl-(1->4)- B-D-glucopyranosyl-(1->3)- a-D-galactopyranose O a-D-glucopyranosyl-(1->4)- a-D-glucopyranosyl-(1->3)- a-D-galactopyranoseQuestion 15 gal(a1-6)gal(a1-6)glc(a1-2B)fru. Which of the complete IUPAC of this tetrasaccharide? a-D-galactopyranosyl-(1–6)- a-D-galactopyranosyl-(1-6)- a-D-glucopyranosyl-(1-2)-B-fructofuranose a-D-galactopyranosyl-(1-6)- a-D-galactopyranosyl-(1-6)- a-D-glucopyranosyl-(1-2)-B-fructofuranoside O a-D-galactopyranosyl-(1-6)-B-D-galactopyranosyl-(1–6)- a-D-glucopyranosyl-(1-2)-8-fructofuranoside O a-D-galactopyranosyl-(1-6)-B-D-galactopyranosyl-(1–6)- a-D-glucopyranosyl-(1-2)-8-fructofuranoseQuestion 18 Match the following structural composition with the corresponding polysaccharide Linear homoglycan of glucose connected by a1-4 linkages a. agarose v Branched glycan formed by alternating units of D-galactose and L-galactose b. amylose v Linear sulfated chains of alternating B-D-galactopyranose and 3,6-anhydro- a-galactopyranosyl units c. amylopectin v Poly-B-Dmannopyranosyluronic acid and/or Poly-a-L-gulopyranosyluronic acid d. Alginate v Repeating Poly-D-galacturonic acid residues e. agaropectin deacetylated straight-chain amino-polysaccharide polymer linked in a B(1-4) type of linkage f. Pectin g. carrageenan h. chitosan
- question 1 : draw an α,α(2, 2) linkage between the two monosaccharides(two fructose ). label the glycosidic linkage. Must be Haworth question 2 : Draw glycosidic linkage between D-glucose linked to D-altrose with a β(1, 3) glycosidic linkage. label clearly the glycosidic linkage. must be Haworth.QUESTION 33 Bonus: An a-D-aldopentofuranose has how many chiral carbonsQuestion 4. Imagine the main chain of a protein bends back on itself so that two amino acid residues R1 and R2 come close to each other. In the table below are four possibilities for what R1 and R2 might be. In each case, decide whether a specific interaction could form between the residues. If a specific interaction could form, give the name of the interaction. R₁ cysteine tyrosine threonine arginine R₂ cysteine phenylalanine glutamine aspartate specific interaction? OO yes O yes O no no OO O yes no yes no name of specific interaction 0 П 0 0
- Question 9 Choose the CORRECT statement. O A polypeptide chain may have abrupt changes in direction and restriction in geometry because of the presence of glycine O A polypeptide chain may have abrupt changes in direction and restriction in geometry because of the presence of valine O A polypeptide chain may have abrupt changes in direction and restriction in geometry because of the presence of arginine O A polypeptide chain may have abrupt changes in direction and restriction in geometry because of the presence of prolineQuestion 25 Calculate the net charges of the following peptides at pH 7.4. Indicate which amino acids bear chuarged side chans a) NH2-Asp-Leu-Phe-Ala-Lys-Pro-Glu-Gly-COOH b) NH2-GIn-Glu-Lys-Tyr-Trp-Arg-Ala-Leu-COOH DELLQuestion 11. // Hint: Isoelectric focusing separates proteins based on their pI values, and can separate proteins that only differ by a net charge of ±1.±1. Recall that an amino acid residue with a negatively charged R group has a relatively low isoelectric point (pI) where it has zero net charge. Likewise, an amino acid residue with a positively charged R group has a relatively high isoelectric point (pI) where it has zero net charge. Order from Low pH to High pH
- Question 2. An enzyme was found to convert Acetyl-coA to an acetyl-cysteine intermediate of the enzyme. The structure of cOA is: H H НО СН; HS — СH2— СH2 — N—C—CH,— CH2—N- С—С—С—CH;—0—Р- 0–CH2 Adenine н CH H H H Phosphopantetheine group of coenzyme A 2-O3PO ОН Draw a plausible chemical mechanism. Where is the acetyl-group in acetyl-coA? What is the reactive group of the protein? The reaction is enhanced at higher pH. How is this consistent with your mechanism? Is covalent catalysis involved?Question 1: (A) Circle the nitrogenous base in this structure. (B) Identify the baseand write it below. (C) Draw a box around the monosaccharide group. (D) label (number) the carbons on the monosaccharide (E) Is the monosaccharide ribose or deoxyribose? How do you know?Question 10 Which of the following statements is incorrect? O In delta notation of fatty acid nomenclature, the numbering starts at the a-carbon from the carboxylic acid end. O Glycerophospholipids are the most abundant lipids in cellular membranes. O Hormones, such as testosterone, estradiol and progesterone are examples of steroidal lipids. O The rigidity of a saturated fatty acid is based on the strong bonding between sp3-hybridized carbon chains.