BIOLOGY IN FOCUS
EVOLUTION OF AUSTRALIAN BIOTA
Chapter 3 Reproduction and continuity of species
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PRELIMINARYCOURSE
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Differences between mitosis and meiosis
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analyse information from secondary sources to tabulate
the differences that distinguish the processes of mitosis
and meiosis
Meiosis
Linked to
page 283
Mitosis
paternal homologue
maternal homologue
replicated
chromosomes split
into chromatids
replicated
chromosomes split
into chromatids
Meiosis I
pairing of
homologous chromosomes
homologous
chromosomes
do not pair
synapsis and
crossing over
cytokinesis
Meiosis II
second meiotic division
tetrad (four cells)
with half the original
number of
chromosomes
two cells
with full
numbers of
chromosomes
A comparison of the processes of mitosis and meiosis
1
Copyright © 2008 McGraw-Hill Australia. Permission is granted to reproduce for classroom use.