Answer:
eukaryotic cell
Explanation:
because prokaryotic cells lack nucleus
Habitat loss..The most harmful threat to biodiversity is the D. Habitat loss.
It's not easy to live in a place that you no longer have any means of living. If ones organism loss his habitat, chances are they will extinct because of the absence of their basic needs.
Are you looking for an explanation or the equation?
Answer(s):
Thick Fur on a bear: Physiological
Spines on a rose bush: Structural
Hibernating for the winter: Behavioral
Fight or Flight reflex: Behavioral
Deer fighting for a mate: Behavioral
I hope these help and I am sorry if these are wrong. ;-;
