What is the main difference between mitosis and meiosis as mentioned in the video?

Microscopy Techniques and Cell Observation

Interactive Video
•
Biology, Science, Chemistry
•
9th - 10th Grade
•
Hard

Patricia Brown
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mitosis results in genetically identical cells, while meiosis does not
Mitosis occurs only in plants, while meiosis occurs in animals
Mitosis reduces chromosome number, while meiosis maintains it
Mitosis is a longer process than meiosis
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main purpose of using Carnoy's fluid in the experiment?
To stain the root tips
To fix the DNA of the root tip cells
To hydrate the root tips
To soften the cell walls
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is ethanol used in the preparation of root tips?
To fix the DNA
To stain the root tips
To dehydrate and preserve the root tissue
To soften the cell walls
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of hydrochloric acid in the experiment?
To dehydrate the root tissue
To soften the cell walls and weaken cellular connections
To fix the DNA
To stain the root tips
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which stain is used to impart a deep red coloration to the nuclear material of the root cells?
Safranin
Acetyl carbine or acido-orcin
Eosin
Methylene blue
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of squashing the root tips between the slide and coverslip?
To spread out the cells for better observation
To stain the root tips
To hydrate the root tips
To fix the DNA
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should a properly squashed slide look like?
Dark blue
Bright red
Faint cloudy pink to almost colorless
Completely transparent
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