Polysaccharides
Über den Vortrag
Der Vortrag „Polysaccharides“ von Georgina Cornwall, PhD ist Bestandteil des Kurses „The Macromolecules of Life“.
Quiz zum Vortrag
Which of the following is TRUE about polysaccharides?
- They are composed of monosaccharides linked by glycosidic bonds.
- Cellulose monomers are joined by alpha linkages.
- They are only used as energy-storage molecules by organisms.
- They are present only in animals.
- They can be metabolized by any enzyme in the digestive system.
Why can't cellulose be metabolized by humans?
- Because humans lack the enzyme that breaks the β-glycosidic bond between glucose molecules
- Because it is composed of α-glucose molecules
- Because it is crosslinked with proteins
- Because bacteria in the human digestive system inhibit the breakdown
- Because the monomers of cellulose are made of ribose
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Dozent des Vortrages Polysaccharides
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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Easy to understand and fun! Really useful! Great examples are provided!
