Help guys please there’s 2 pages

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1 . the process of different kinds of living organisms are thought to have developed and diversified from earlier form during the history of the earth

2. in natural selection genetic mutations that are beneficial to an individual's survival are passed on through reproduction

3. organisms can be made of single cell or millions of cells working together and include animals, plants,fungi, bacteria, and all othe microorganisms.

4.if the environment changes slowly enough, species will sometimes envole the necessary adaptations, over many generations

5. the remains or trace of organisms from a past geologic age embedded in rock by natural processes are called fossils. they are extremely important for understanding the evolutionary history of the life on earth, as they provide direct evidence of evolution and detailed information on the ancestry of organisms

* hope this helps *

air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.