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The threshold velocity for silt is <span>lower than the threshold velocity for sand</span>
Answer: a. the lowest trophic level
Explanation:
The keystone species is the one on which the entire ecosystem depends upon. It maintains a balance in the ecosystem. If this species is removed the ecosystem will drastically change. The members of the keystone species are abundantly available at the lowest trophic level. This will help in making a balance in a community or ecosystem. If some members die others will be available to survive others.
Answer:
One more person is in the room
Explanation:
a person increased in the room
B. Protistans, a group thought to have given rise to other eukaryotic cells
Yes, phenotype of transformants: ampicillin-resistant colonies
