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REPRODUCTION (The life cycle (Development an growth (Changes in size,…
REPRODUCTION
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Asexual
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Animals
Regeneration
Some animals, can regenerate a new offsprin if they lose one part of is body
Budding
Some polyps develop buds on their surface. When they are fully formed, the buds detach and become new individuals.
Fragmentation
Some marine animals can divide into two or more fragments. Each fragment regenerates into a whole new organism.
The life cycle
Development an growth
Changes in size, shape and internal structures
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Sexual
In animal reproduction, males and females can join together through mating or copulation
After copulation, spermatozoa fertilisate ovum and form a zygote After, the zygote divides to form an embryo