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The Cell and Cell Division Exercises
1.
Explain what is meant by a cell.
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2.
Distinguish between the nucleus and the nucleolus.
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3.
Outline three differences between a plant cell and an animal cell.
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4.
Which of the structures listed are found in each of the categories below:
Cytoplasm
Vacuole
Nucleus
Chloroplasts
Mitochondrion
Starch Grains
Chromosomes
Cell wall
Cell Membrane
In animal cells only
5.
In plant cells only
In both animal and plant cells
Distinguish between a tissue and an organ.
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6.
What are the main differences between Xylem and Phloem.
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7.
Describe the three types of animal muscle and explain where they are found in the human body.
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8.
Distinguish between haploid and diploid.
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9.
Draw a labelled diagram of an animal cell during anaphase of mitosis.
10. In the human body, how many chromosomes exist in each of the following cells.
a)
A brain cell ……………………
b) A cheek cell ……………………
c)
A sperm cell ……………………
d) An egg just produced by the ovaries …………………
e)
A fertilised egg …………………
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f)
A hair cell …………………
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11. Name two types of cancers and describe three ways of treating cancerous cells.
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12. A species has a chromosome number of 8 in a root cell. How many would you expect to find in pollen grains and
why?
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13. What does DNA stand for?
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14. Distinguish between DNA and RNA in both structure and function.
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15. Name the four bases found in DNA and outline the complementary base pairs.
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