Answer: Fossils are rare because most remains are consumed or destroyed soon after death. Even if bones are buried, they then must remain buried and be replaced with minerals. If an animal is frozen like the baby mammoth mentioned above, again the animal must remain undisturbed for many years before found.
Explanation:
Answer:
* El sistema nervioso central está compuesto por el cerebro y la médula espinal.
* El sistema nervioso periférico está compuesto por todos los nervios que se ramifican desde la médula espinal y se extienden a todas las partes del cuerpo.
Explanation:
ojala.te sirva :D
Not sure if there is enough information but here goes:
It is definitely:
not A: The question does not state that pollution affected the other populations so you can't assume that.
not B: a decrease in competition would lead to an INCREASE in numbers, not decrease.
maybe D, but probably not: this answer would mean that the different fish populations are not likely to affect each other; in a stable ecosystem that is unlikely.
best answer C: decreased competition for resources would likely increase the availability for other organisms in the ecosystem.
Hope this helps!
Head exception if there’s a blindness of the rolled eyes
The answer to your question is supply invoice