It is practically continuous, our blood is constantly circulating around our body passing through so many veins and arteries multiple times
Anaerobes/ Anaerobic organisms
The scientific study of plants, including their physiology, structure, genetics, ecology, distribution, classification, and economic importance
ex:When a scientist studies plants in the rain forest, this is an example of studying botany.
By looking at how the birds interact with fruits in different environment, you can determine where birds are from, what beaks specialize in eating what kind of food, and how those traits came to be (Darwinism)
Answer:
box 4, because it has more atoms in the same amount of space