Nucleic Acids
Über den Vortrag
Der Vortrag „Nucleic Acids “ von Georgina Cornwall, PhD ist Bestandteil des Kurses „Nucleotide Structure (Texas A&M FOM II 2020 Exam Unit 1)“.
Quiz zum Vortrag
What is attached to the 5' carbon of ribose in a nucleotide?
- Phosphate
- A nitrogenous base
- A sugar
- An –OH group
- A fatty acid chain
The structure of a nucleotide is best described by which statement?
- A nitrogenous base is attached to the first carbon of a ribose molecule, and phosphate is attached to the fifth carbon of the ribose molecule.
- A nitrogenous base is attached to the fifth carbon of a ribose molecule, and phosphate is attached to the first carbon of the ribose molecule.
- A nitrogenous base is attached to the fourth carbon of a ribose molecule, and phosphate is attached to the fifth carbon of the ribose molecule.
- A ribose molecule is attached to the first carbon of a nitrogenous base, and phosphate is attached to the fifth carbon of the nitrogenous base.
- A ribose molecule is attached to the first carbon of a nitrogenous base, and phosphate is attached to the fifth carbon of the ribose molecule.
Which of the following is INCORRECTLY paired with respect to nucleic acids?
- Phosphodiester bond – a bond between the 3' phosphate group and the 5' hydroxyl group
- DNA – hydrogen at the 2' carbon
- RNA – a hydroxyl group at the 2' carbon
- Purines – adenine, guanine
- Pyrimidines – cytosine, thymine, uracil
Which of the following statements best describes purines?
- Double-ringed nitrogenous bases adenine and guanine
- Single-ringed nitrogenous bases adenine and guanine
- Double-ringed nitrogenous bases cytosine, thymine, and uracil
- Single-ringed nitrogenous bases cytosine, thymine, and uracil
- Single-ringed nitrogenous bases adenine, thymine, and uracil
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Dozent des Vortrages Nucleic Acids
Georgina Cornwall, PhD
Dr. Georgina Cornwall is a Biology Instructor and currently works as an Instructional Designer in the private sector, developing interactive online training materials.
She obtained her PhD in Environmental, Population, and Organismic Biology at the University of Colorado, USA, in 2000, and has since taught a broad array of biology courses at various US universities.
She is an active promoter of hybrid/online teaching formats and interactive courses, and has received several awards for her engaging and innovative course design; e.g., she was named Adjunct Faculty of the Year at Colorado Mountain College in Aspen twice.
Within Lecturio, Dr. Cornwall teaches courses on Biology & Genetics.
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The lecture were short and concise and were just thesame as what I needed to learn.
