What are the various levels of organization in the human body, as a baby grows in the mothers womb, grows and develops until birth?

trachea, alveoli, lung capillaries, arteries

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

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more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem