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The divergence in beak size when the three populations of finches lived on one island together illustrates _____.

Parasites are a good illustration of the concept “structure supports function” because _____.

Diaphragm separates the abdominal cavity from the pelvic cavity. 

The 4th shell of an atom can hold up to _________ electrons. 

Muscles that are voluntary, striated and multinucleated:

How do plants contribute to the carbon cycle?

Stratum spinosum is a part of:

Movement of molecules from an area of high concentration to an area of low concentration:

The least aggressive but most common form of skin cancer originates from the cells of:  

Alpha radiation is a non-penetrating radiation.