He observed 15 different finch species that originated as one ancestral bird. all differing in body shape, beak size, and mating habbits
Answer:
A. Evolution
Explanation:
Natural processes like speciation create variation in species, making them have biodiversity and a diverse gene pool.
Gradualism also allows for species to change gradually over time.
Both of these processes allow for evolution to occur, as speciation can create more favorable traits that will be passed down with the process of gradualism.
So, the correct answer is A, evolution.
The Kupffer cells protect the liver from bacterial infections
Answer:
A scatter plot shows all of those
Explanation: