Homologous Chromosome Pairs – Meiosis
Über den Vortrag
Der Vortrag „Homologous Chromosome Pairs – Meiosis“ von Georgina Cornwall, PhD ist Bestandteil des Kurses „Cell Cycle and Cell Division“.
Quiz zum Vortrag
A cell biologist examines a skin cell from a lizard during the metaphase of meiosis I and determines that 20 chromatids are present. Which of the following statements is correct regarding the germ cells of this species after meiosis II? Select all that apply.
- All 4 cells are genetically different from each other.
- All 4 cells are genetically different from the parent cell.
- Each cell has five chromosomes.
- Each cell has ten chromosomes.
- All 4 cells are diploid.
What is true of the synaptonemal complex? Select all that apply.
- It is a network of proteins that holds homologs together.
- It allows for synapsis between nonsister chromatids.
- It allows for genetic recombination.
- The area where microtubules attach to the centromere of each chromosome.
- It allows for the replication of chromosomes to homologous pairs.
What is the point of crossing over between paired chromosomes in a tetrad known as?
- Chiasmata
- Synapsis
- Origin for chromosomal division
- Synaptonemal complex
- Centromere
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Dozent des Vortrages Homologous Chromosome Pairs – Meiosis
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 lecturer uses great analogies to make concepts easier to understand.
