EASY
11th Maharashtra Board
IMPORTANT
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Spindle apparatus is formed during which stage of mitosis?

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Important Questions on Cell Division

MEDIUM
11th Maharashtra Board
IMPORTANT
Biology>Chapter 7 - Cell Division>Exercise>Q 1
DNA of a cell is almost doubled up during _____.
MEDIUM
11th Maharashtra Board
IMPORTANT
Biology>Chapter 7 - Cell Division>Exercise>Q 1
How many meiotic divisions are necessary for the formation of 80 sperms? 
HARD
11th Maharashtra Board
IMPORTANT
Biology>Chapter 7 - Cell Division>Exercise>Q 1
How many chromatids are present in anaphase-I of meiosis-I of a diploid cell having 20 chromosomes? 
EASY
11th Maharashtra Board
IMPORTANT
Biology>Chapter 7 - Cell Division>Exercise>Q 1
In which of the following phase of mitosis, chromosomes are arranged at the equatorial plate? 
HARD
11th Maharashtra Board
IMPORTANT
Biology>Chapter 7 - Cell Division>Exercise>Q 1
Find incorrect statement.
HARD
11th Maharashtra Board
IMPORTANT
Biology>Chapter 7 - Cell Division>Exercise>Q 1
Histone proteins are synthesised during _____.
HARD
11th Maharashtra Board
IMPORTANT
Biology>Chapter 7 - Cell Division>Exercise>Q 2
While observing a slide, students observed many cells with nuclei. But some of the nuclei were bigger as compared to others but their nuclear membrane was not so clear. Teacher inferred it as one of the phases in the cell division. Which phase may be inferred by the teacher? 
HARD
11th Maharashtra Board
IMPORTANT
Biology>Chapter 7 - Cell Division>Exercise>Q 2
Students prepared a slide of the onion root tip. There were many cells seen under a microscope. There was a cell with two groups of chromosomes at opposite ends of the cell. This cell is in which phase of mitosis?