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Question 20
a.

The table below lists some types of cell found in the human body. Complete the table by writing the number of chromosomes in each type of cell.

Type of cellNumber of chromosomes
sperm cell
mature red blood cell
skin cell
[3]
b.

Cells can divide by mitosis or by meiosis.

Mitosis is used in the process of tissue repair (such as wound healing). Give two other processes in living organisms that involve mitosis.

[2]
c.

Describe how the cells produced by meiosis differ genetically and in chromosome number from those produced by mitosis.

[2]
d.

Name the female part of a flowering plant where cell division by meiosis occurs.

[1]

Reproduction Questions

  1. IGCSE
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