Page 25 - Science E-Book Prep.3 2024-2025 1st term_Neat unit 3,4

Science Department
Prep.3

3- Regeneration:

- It is the ability of animals to
compensate their missing parts.

Reproduction by regeneration :
The ability of the part to produce a
complete body by mitosis division.

- It occurs in some animals (such as
starfish).
- It occurs by mitosis if the part of this
body
has part of central disc.(2N)

5. Sporogony
(spore propagation):

:

It occurs in: some fungi such as bread mold mushrooms and
some algae.

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First Term