The answer is genetic diversity, Genetic diversity is the
total number of genetic features in the genetic makeup of a species. It is well-known
from genetic variability, which defines the tendency of genetic characteristics
to vary. Genetic diversity serves as a way for populations to adapt to changing
environments.
<u><span>Ecologist study the varieties and interactions of organisms and their environment. </span></u>
I would believe the answer is 1. but science is not my strong suit
No. Look up what a notochord is, vertebrates cannot have a notochord during embryonic development, as all nutrients flow into the blood stream, or stomach. Notochords are in between the mouth, and stomach. Which would NOT be used during development
~Hello there! ^_^
Your question: Which organism was most likely to live at the same time as brachiopods..?
Your answer: The organism that is most likely to live at the same time as brachiopods is Trilobites.
Hope this helps! :)