Understanding Chromosomal Analysis
Interactive Video
•
Biology
•
9th - 10th Grade
•
Practice Problem
•
Hard
Evelyn Hayes
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary reason lymphocytes are used in karyotyping?
They are resistant to chemical treatments.
They contain more chromosomes than other cells.
They divide frequently and are easy to obtain.
They are the largest cells in the body.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of adding a drug to halt mitosis during chromosomal analysis?
To speed up the division process.
To change the color of the chromosomes.
To make the chromosomes more visible.
To prevent the cells from dying.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are lymphocytes treated with a hypotonic solution during karyotyping?
To shrink the cells for easier handling.
To change the genetic material.
To dissolve the cell membrane.
To swell the cells and separate chromosomes.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of staining in the chromosomal analysis process?
To protect the chromosomes from damage.
To speed up the cell division process.
To alter the genetic material.
To make the chromosomes visible under a microscope.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can karyotyping help in identifying Down Syndrome?
By measuring the size of the chromosomes.
By analyzing the color of the chromosomes.
By detecting the presence of three chromosome 21s.
By counting the number of chromosomes.
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