Macromolecules-2SHv3Answ

BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. The peptide bond within a polypeptide creates planarity. What accounts for this attribute within a polypeptide? A. The fully double bonded peptide bond B. The peptide bond is not planar, it can actually rotate relatively freely C. Partial double bond character of the peptide bond D. Electronegativity differences between nitrogen and carbon 2. Myoglobin is a small protein common in human beings. Which of the following best describes this protein? A. Myoglobin does not contain a heme group. B. Myoglobin can bind four oxygen atoms. C. It is the primary oxygen-carrying protein of muscle tissues. D. Myoglobin's highest level of protein structure is quaternary.

BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. Which of the following biomolecules is a lipid? A. cellulose B. protein C. cholesterol D. glucose 2. How do lipids function for cells? A. store information B. store energy C. breakdown wastes D. join with substrates

BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. Of the many attributes of various biomolecules, which of these listed characteristics is common in all lipids? A. do not dissolve in water B. made of lots of double bonds C. no high energy content D. acidic when mixed with water 2. ATP is a ________ which provides ______ to cells? A. protein / support B. nucleic acid / support C. nucleic acid / energy D. protein / energy

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PLEASE HELP 1. How many chirality centers does ribose have? Identify them.

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BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. Find out the reason why antiparallel beta sheets are more stable than parallel beta sheets? A. the hydrogen bonding angle is optimized by antiparallel sheets B. there are more covalent interactions between its amino acids C. the antiparallel sheets are composed of more stable amino acids D. the hydrogen bond angle is 150 degrees 2. Comprehend the following statements and identify which one describe ribosomes FALSELY. A. Parts of tRNA sequences are complementary to ribosomal RNA sequences B. Ribosomes are ribozymes C. Amino acids are attached to the corresponding tRNA 3’ end D. tRNA has an ACA sequence at its 3’ end

BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. Unsaturated fats are _____ at room temperature.? A. saturated B. solids C. liquids D. toxic 2. Aspartate plays a role in all of the following EXCEPT A. de novo synthesis of AMP B. conversion of UTP to CTP C. de novo synthesis of orotic acid D. the synthesis of most proteins

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oschools schoology.comcommmon-assessment-delivery/start/3154804351?action=Donresume&submi onid 10060703 Schoology Bayside Home Page © Schoology Bayside Home Page E It s Elemental - Ele. Jade Desmos | Testing Play Kahoot Ente HBY-BIO-U2-TEST BIOCHEMISTRY-SY 20-21 Which statements explain the primary difference between the structure of a nucleic acid and the structure of a protein? O A nucleic acid has alternating base pairs. A protein has alternating peptides O Nitrogen bases form the backbone of a nucleic acid. Peptides form the backbone of a protein O Nucleotides link together to form a nucleic acid, Amino acids link together to form a protein O A nucleic acid is held together by the sugar-phosphate complex. A protein is held together by the carbon-carbon bonds 1 2 3 4 5 6 7 8 9 10

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BIOMOLECULES - Please answer the questions properly. - Multiple choice

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Saccharides

age 2 of 9 FI 1. Recognize the following types of biomolecules when given images such as the ones below and on the next page: ● glucose (which is a monosaccharide) HO 0 of 618 words F2 ● ● ● amino acid protein (recall a protein with less than 50 amino acids can also be called a peptide whereas a protein with 50 or more amino acids can also called a polypeptide) steroids polysaccharide ● • triglycerides ● ● phospholipids ● ● DNA RNA CH₂OH H OH H H OH English (United States) 20 F3 $ +: OFF Draw with Add Pen Trackpad 000 % F5 MacBook Air A DNA F6 & ◄◄ F7 * ► 11 F8 Focus F9 R F10 - F11 212

18:33 A docs.google.com A phospholipid macromolecule Has 2 fatty acid hydrophobic chains Has a polar phosphate head Has a glycerol backbone All are correct A nucleotide contains Purine or pyrimidine O Sugar Phosphate All of the above The structures depicted below are: CH2OH H. H-C- OH но 3 H- НО-С — Н H- 4 OH H C- OH H- -C-OH H C- OH CH,OH 6CH2OH Enantiomer isomers geometric isomers O structural isomers both geometric isomers and enantiomers O O O O O O O O

Matching Type. Match column A from Column B. Write your answer on spaceprovided

I. MULTIPLE CHOICE: Please choose the BEST ANSWER to the followingquestions below.4. Which of the following best describe the physical properties of fatty acids?a. All physical properties of fatty acids are influenced by the length and degree ofunsaturation of their carbon chain.b. Melting points of fatty acids are influenced by the carbon chain length.c. Melting points of fatty acids are influenced by their degree of unsaturation.d. All the above.5. Triacylglycerols are ________.a. insoluble in water.b. partially soluble in water.c. soluble in water at elevated temperatures.d. soluble in water.6. The backbone of a triglyceride is __________.a. a three-carbon molecule with an aldehyde and two hydroxyl groups.b. a three-carbon molecule with three hydroxyl groups.c. esterified fatty acids fused with 1 to 3 carbons.d. three long-chain fatty acids.7. Triacylglycerols are _____ in their ability to store energy when compared to glycogen, theenergy storing form of glucose in the human body.a.…

I. MULTIPLE CHOICE: Please choose the BEST ANSWER to the followingquestions below. 4. Which of the following best describe the physical properties of fatty acids?a. All physical properties of fatty acids are influenced by the length and degree ofunsaturation of their carbon chain.b. Melting points of fatty acids are influenced by the carbon chain length.c. Melting points of fatty acids are influenced by their degree of unsaturation.d. All the above.5. Triacylglycerols are ________.a. insoluble in water.b. partially soluble in water.c. soluble in water at elevated temperatures.d. soluble in water.6. The backbone of a triglyceride is __________.a. a three-carbon molecule with an aldehyde and two hydroxyl groups.b. a three-carbon molecule with three hydroxyl groups.c. esterified fatty acids fused with 1 to 3 carbons.d. three long-chain fatty acids.

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BIOMOLECULES - Please answer the questions properly. - Multiple choice 1. One of the following statements best describes the attribute of a “protein motif”. Which one is it?* A. a commonly occurring arrangement made up of tertiary structures B. a commonly occurring arrangement made up of multiple secondary structures C. a unique arrangement made up of tertiary structures found only in a single protein D. a family of proteins with similar functions 2. Find out the reason why antiparallel beta sheets are more stable than parallel beta sheets? A. the hydrogen bonding angle is optimized by antiparallel sheets B. there are more covalent interactions between its amino acids C. the antiparallel sheets are composed of more stable amino acids D. the hydrogen bond angle is 150 degrees

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