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GCE BIOLOGY BY2 Reproductive Strategies GCE BIOLOGY BY2 Reproductive Strategies

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Slide 1Place your vote by clicking the ‘Chicken’ or ‘Egg’ button
Be prepared to justify your choice
Which came first?
Hint:
Simple unicellular organism
GCE BIOLOGY BY2
Produces offspring showing variation from the parent
Only involves mitosis
What Type of Reproduction?
Drag the corresponding numbers to the appropriate circle to determine if the statement relates to sexual or asexual reproduction:
Asexual
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2
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4
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2
3
4
Pairs of chromatids
maternal
chromosome
paternal
chromosome
Diploid parental cell
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Drag the labels provided to create the Human life cycle
Human
fertilisation
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A strong possibility that
encounter sperm
sexes producing a large
GCE BIOLOGY BY2
Fish
eggs
spawning
Reproductive Strategies
Metamorphosis: Frog
Drag the images provided to create the life cycle of a frog
The Frog
Many insects change form during their lifetime - this is called
metamorphosis. They do this in one of two ways:
a) Complete metamorphosis
b) Incomplete metamorphosis
Click on the images above for a larger version of the life cycles
Next: The fly life cycle
GCE BIOLOGY BY2
Metamorphosis
metamorphosis
insect
Choose an insect and drag it to the ‘insect’ box below. Decide what type of metamorphosis it has, then complete its life cycle by dragging the appropriate labels into the correct position on the diagram:
complete metamorphosis
incomplete metamorphosis