Answer:
Diffusion helps maintain homeostasis by creating specific concentrations of molecules inside the body compared to outside.
Living animals are classified in groups by their method of development.
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Answer: check the table in the attachment for answer
Explanation:
The rules of base pairing explain the phenomenon that whatever the amount of adenine (A) in the DNA of an organism, the amount of thymine (T) is the same (Chargaff's rule). Similarly, whatever the amount of guanine (G), the amount of cytosine (C) is the same.