Mutations in General
Über den Vortrag
Der Vortrag „Mutations in General“ von Georgina Cornwall, PhD ist Bestandteil des Kurses „DNA Repair & Genetic Mutations“.
Quiz zum Vortrag
Which of the following is TRUE of a point mutation?
- They occur from a change in one DNA base pair.
- They occur when large regions of the chromosomes are deleted.
- They occur when a codon is deleted.
- They occur when a transposon is inserted in the middle of a gene.
- They occur when an extra copy of a chromosome is present in a cell.
Which of the following is TRUE regarding sickle-cell anemia?
- It leads to the formation of an abnormal deoxygenated hemoglobin tetramer chain that causes red blood cells to take up a sickle shape.
- It leads to a sudden decrease in the oxygen-carrying capacity of white blood cells in humans.
- It leads to an abnormality in immunoglobin protein structures in patients with cancer.
- It results from the substitution of aspartic acid for valine in the β-globin chain.
- It is a gene defect caused by a nonsense mutation of two base pairs of the β-globin gene.
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Dozent des Vortrages Mutations in General
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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