Prokaryotic Gene Expression
Über den Vortrag
Der Vortrag „Prokaryotic Gene Expression “ von Georgina Cornwall, PhD ist Bestandteil des Kurses „Biologie für Mediziner*innen“.
Quiz zum Vortrag
Prokaryotic genes are regulated at which of the following levels?
- Transcription
- DNA replication
- Reverse transcription
- Translation
- DNA repair
What is an operon?
- A cluster of coregulated genes under the control of a single promoter
- A structural unit of mitochondrial DNA composed of a cluster of genes under the control of two different promoters
- A structural unit of mitochondrial DNA composed of only the operator region
- A structural unit found in eukaryotes but not in prokaryotes
- A single gene under the control of a single promoter
Which of the following is paired incorrectly?
- Operator – a region on the operon that is transcribed into mRNA
- Promoter – a region on the operon where RNA polymerase binds
- Regulatory region – the promoter, operator, and genes for regulatory proteins
- Positive-control regulatory genes – activator proteins
- Negative-control regulatory genes – repressor proteins
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Dozent des Vortrages Prokaryotic Gene Expression
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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