Species evenness<span> refers to how close in </span>numbers<span> each </span>species<span> in an environment is. Mathematically it is defined as a diversity index, a measure of biodiversity which quantifies how equal the community is numerically.</span>
Answer:
floor rocks were also symmetrical on both sides of the ridge, with the youngest rocks near the center and the oldest rocks farther away. This suggests that new rocks form at the center of ridges and then move away in the opposite directions.
Explanation:
The correct answer would be B. Ureters
I know this is correct so i hope this helps! :)
