Human karyotype worksheet2 bio 220 genetics uic studocu. Click on karyotyping under human biology and read the introduction page. Chromosome abnormalities can be numerical or structural. A numerical abnormality mean an individual is either missing one of the. Analysis questions 1 how many autosomes any chromosome that that is not a sex chromosome are in a normal human karyotype. In this activity, you will use a computer model to look at chromosomes and prepare a karyotype. You will diagnose patients for abnormalities and learn the correct notation for characterizing karyotypes. How many pairs of sex chromosomes does this karyotype have. Dna, and in some cases rna, is the primary source of heritable information. Once your chromosomes are all cut out and included in the karyotype, answer the questions. Learn karyotype analysis with free interactive flashcards.
The activity worksheet includes an example of a normal karyotype. Karyotyping project learning resources and technology services. Karyotyping practice scientists have developed several different tools and techniques for studying chromosomes, genes and base pairs in humans and other organisms. Repeat steps 1 to 5 for your second chromosome spread sheet.
Choose from 49 different sets of karyotype analysis flashcards on quizlet. Showing top 8 worksheets in the category karyotype. How many pairs of autosomes does this karyotype have. Cells from blood, amniotic fluid, etc are grown in vitro in a cell culture dish to increase their number. Understanding genetic tests and how they are used david flannery,md medical director. Chromosome abnormalities can either be numerical or structural and usually occur when there is an error in cell division. Cell division is then arrested in metaphase with colchicine prevents mitotic spindle from forming. Write your scatter plot letter on the karyotyping layout worksheet. I usually walk around while students are working to ensure they have all done this. Ap biology curriculum framework 2012 essential knowledge 3. If you look closely at the chromosomes in karyotype b versus karyotype a you see a huge difference. Some of the abnormalities associated with chromosome structure and number can. The human male determines the sex of all of his offspring.
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