Convergent evolution would be the best way to explain why two species that look similar are not necessarily that closely related. In convergent evolution, distinct species develop similar anatomical characteristics after its divergence from one common ancestor that does not possess the initial characteristic.
1.) is runofff ...........
Answer:
C
Explanation:
Keystone species is the sea otter. Sea otters, playing a critical role in containing the urchin populations, prey on urchins and thus control the numbers of kelp grazers to maintain the forest.
Remember, keystone species is most often a top level predator in an ecosystem.
Answer:
1.
BIOLOGY
having a higher osmotic pressure than a particular fluid, typically a body fluid or intracellular fluid.
2.
PHYSIOLOGY
of or in a state of abnormally high muscle tone.
Explanation:
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