None NCHWhat is histidine's approximate pl?+COOHH3N-CHCH2 H-N長CH+COOCOOH3N-CHH3N-CHCH₂ HCH2 HCOO-၄၀၀H₂N-CHCH₂ HNNCHCHpK₁PKRpK₂2H69+2+1012467.59show work. giveclear handwrittenSolution

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Answered: N CH What is histidine's approximate…

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter28: Biomolecules: Nucleic Acids

Section28.SE: Something Extra

Problem 23AP: The DNA of sea urchins contains about 32% A. What percentages of the other three bases would you...

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Draw a structural formula of the DNA tetranucleotide 5-A-G-C-T-3. Estimate the net charge on this tetranucleotide at pH 7.0. What is the complementary tetranucleotide to this sequence?
Keactrons contmued- -et ALCI2 AICla NBS hD erRoaR za/t NCI
The amino acid histidine has ionizable groups with pK₁ values of 1.8, 6.0, and 9.2, as shown. COOH H¸Ñ—CH CH₂ H 2 CH pH = COO™ H¸Ñ—CH 1.8 pk₁ CH₂ H lonizable -COOH = -COO- group CH COO™ H₂N-CH 6.0 pK₂2 CH₂ H -HisH -His N CH COO™ H₂N-CH 9.2 pk CH₂ H 2 —NH — —NH, CH A biochemist makes up 95 mL of a 0.13 M solution of histidine at a pH of 5.3. She then adds 60 mL of 0.10 M HCl. What is the pH of the resulting solution?
3BC13 + 3NH,Cl → – (-BCl-NH)3+ 9HC1
Identify the following antioxidant molecule. A. alpha tocopherol hydroquinone B.dehydroascorbic acid CH3 CH3 C. alpha tocopherol semi-quinone \ / D. ascorbic acid C = C E. alpha tocopherol quinone  / \ : O – C C – O CH3  \\ // \ / C – C C – CH2–CH2–CH2–CH–CH2–CH2–CH2–CH–CH2–CH2–CH2–CH–CH3 / \ / l l l CH3 CH2– CH2…
In the molecule below which is the alpha carbon? A B с D H3C A H₂ B H₂ H
O Biological Macromolecules Recognizing alpha amino acids Check the box under each a amino acid. If there are no a amino acids at all, check the "none of them" box under the table. Note for advanced students: don't assume every amino acid shown must be found in nature. HO-C=0 H₂N HO ,o CH-CH3 O Explanation C-COOH H 0 0= none of them NH3 Check سلم H₂N CH3 NH3 O C -C-H CH CH₂ OH H₂N-CH-COOH |3_3_—_—_3 CH3 CH O 0 NH3 X 3 0/ © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use Privacy Cent
Answer the questions in the table below about this molecule:
Write the base sequence of the complementary DNA strand for the following base sequence: cloudy О ТАТАТА o cccccc O AAAAAA АААААА OGGGGGG O TTTTTT ---- 16 O Search
On your Scantron, best possible answer for each question and fill in the corresponding bubble on your Scantron There are 50 total questions, each worth 3 points. 1. Which structure represents a nucleotide? A) CH,O- -O. 0- OH ОН B) NH2 CH, H H OH OH C) HO-CH, OH H H H. OH H H D) NH, 0. CH, OH OH 0-P=0 2. Which vitamin is fat soluble?
. Identify the following antioxidant molecule. A. alpha tocopherol hydroquinone dehydroascorbic acid CH3 CH3 C. alpha tocopherol semi-quinone \ / D. ascorbic acid C = C E. alpha tocopherol quinone  / \ : O – C C – O CH3  \\ // \ / C – C C – CH2–CH2–CH2–CH–CH2–CH2–CH2–CH–CH2–CH2–CH2–CH–CH3 / \ / l l l CH3 CH2– CH2 CH3 CH3 CH3
- - Biological Macromolecules Understanding the structure of nucleic acid strands For each molecule in the table below: Classify the molecule using the drop-down list. • Name the base at the 3' end of the molecule. • Write the standard base sequence abbreviation for the molecule. . ¹0-2-0 Explanation O=P-O-CH₂,0 O=P-O-CH₂, 0. 1- -0-2-0 O OH O=P-O-CH₂_0. 0 Check N. N N. N O=P-O-CH₂ 0. O NH₂ NH₂ N OH OH 0= N. NH N O O=P-O-CH₂,0. N. (1 N NH₂ 'N N N NH NH₂ Type of molecule: (Choose one) Name of base at 3' end: 0 Base sequence abbreviation: 0 Type of molecule: (Choose one) Name of base at 3' end: 0 Base sequence abbreviation: MacBook Pro C X © 2023 McGraw Hill LL

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N CH What is histidine's approximate pl? + COOH H3N-CH CH2 H -N 長 CH + COO COO H3N-CH H3N-CH CH₂ H CH2 H COO- ၄၀၀ H₂N-CH CH₂ H N N CH CH pK₁ PKR pK₂ 2 H 6 9 +2 +1 0 1 24 6 7.5 9 show work. give clear handwritten Solution