Answer:
Gene, a part of DNA that determines the trait of individual characteristics
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Answer:
The osmolarity of mammalian urine may vary over time. The osmolarity of mammalian urine varies little between species. Mammalian urine is always hyperosmotic to blood. The osmolarity of mammalian urine may vary over time.
Explanation:
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<span>An atom that has gained or lost electrons is called an ion</span>
        
             
        
        
        
The answer would be A. The DNA is the molecule that has the instructions needed for an organism to develop.
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