Friday, November 21, 2014
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Life Cycles

Parent Category: Educational

 

 


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1.  A life cycle is defined as the complete succession of changes undergone by an organism during its life. A new cycle occurs when an identical set of changes is begun.

2.  All organisms go through stages of development.

3.  Environmental conditions such as water, temperature, and light affect the development of organisms.

4.  In most mammals the stages of life go from the fertilized egg, to the fetus, the juvenile, and then to the adult.

5.  Birds go from the egg, to the chick, to the adult.

6.  Amphibians go from the egg, to the larva, to the adult.

7.  Plants go from the seed, to the seedling , to the flowering plant.

8.  Insect go from the egg, to the larva, to the pupa, to the adult.

9.  Scientists can even describe the life cycle of a star or a plastic bottle.

10.  Even families can have a life cycle. Most families have the parents come together as a unit. They can then have a child. The child becomes an adult. The new adult leaves home, finds a partner, produces offspring and the life cycle begins again.
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