< Back to Protista |
Spirogyra, Conjugation 4 |
Next Drawing > |
A resistant wall develops around the zygote to form a spore and, when the cell walls of the filament break down, the spore is released and sinks to the bottom of the pond. The spore can survive adverse conditions such as low temperature and shortage of light. © Copyright D G Mackean |
||
< Back to Protista |
Search this site |
Search the web |
© Copyright D G Mackean & Ian Mackean. All rights reserved.