Saturday 1 June 2013

CH 1 Reproduction In Organisms

1. Life Span
The period from birth to the natural death of an organism is called its life span.
Examples : 1. Butter Fly ( 1-2 weeks )  2. Tortoise ( 100-150 years )

2. Clone
The individual which are morphologically and genetically similar to each other and are exact copies of their parents are called clones. 
Examples : 1. Amoeba ( Produced by binary fission ), 2. Yeast ( Produced by budding )

3. Reproduction
The biological process in which in which an organism gives rise to young ones ( offspring ) similar to itself, is called reproduction.
→ it enables the continuity of the species, generation after generation.
→ factors affecting reproduction
     1. Organism Habitat
     2. Internal Physiology 

 

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