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kow [346]
3 years ago
5

Name one pair of rays that are opposite not rays

Biology
1 answer:
soldi70 [24.7K]3 years ago
6 0

Answer:

Rays having same endpoint E but not in the opposite directions are ED and EC. This pair of rays meet at point E having different directions.

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In his experiments with different competing pairs of Paramecium species, Gause found that sometimes both species persisted and s
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Answer: The options are not given, here are the options.

A. One species is much better competitor than the other.

B. Periodic disturbances allow for coexistence.

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The correct option C.

Two species tended to use different resources.

Explanation:

From Gause experiments on competing paramecium pairs, He found out that most times both species persisted and sometimes only one did because the two species uses different resources.

Organisms normally compete for limited resources in order to survive and one intend to compete well while other suffer. Both in the case of competing paramecium pairs, the pair use different resources which make the to persist and survive well. Once the resource of one finishes, the other one will persist because it is still surviving on its available resources.

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