Neco 2019 Biology Question 2

Practice essay / theory question 2 from the 2019 Neco Biology examination. This question covers Cell Division .

Neco 2019 Biology Essay / Theory
Topic: Cell Division
Question 2 NECO • 2019 • BIOLOGY • essay

The labelled diagram illustrates the stages of mitosis in an animal cell.

Question Parts

( a )
Describe the key events that occur in each of the four stages shown: prophase, metaphase, anaphase and telophase.
( b )
Explain the role of spindle fibers during mitosis.
( c )
If a mutation prevents cytokinesis from occurring after telophase, what would be the likely result in the daughter cells regarding chromosome number?
( d )
During interphase the cell contains 46 chromosomes (23 pairs). By the end of telophase the DNA content has doubled while the chromosome number remains 46. Calculate the percentage increase in DNA content from interphase to telophase.

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About This Question

This is Neco 2019 Biology Question 2. It is one of the essay questions from the 2019 Neco Biology examination.

The question covers Cell Division .

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