The evolution of organisms are based on the resources available in order for it to be capable of growth still. In the given choices above, the substance or chemical that changed over time is the supply of carbon dioxide which is an essential substance for photosynthesis. Thus, the answer the first choice.
meat handlers keep brain tissue from coming in contact with other meat.
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Answer:
cancellation
Explanation:
A factor in the numerator is <em>cancelled by dividing it</em> by the same factor in the denominator. The quotient is 1, the multiplicative identity element.
Its chordata phylum
beacuse with currently about 64000 species described as chordata phylum
