Answer:
Dissolved or gaseous substances have to pass through the cell membrane to get into or out of a cell. Diffusion occurs when particles spread. ... They move from a region where they are in high concentration to a region where they are in low concentration.
Explanation:
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I think it is rising sea level
Answer:
The correct answer will be - Keystone species
Explanation:
Keystone species refers to the species present in a community which has a large effect or great influence on the surrounding environment.
The concept of Keystone species was introduced by the Robert T. Paine in 1969 to the species which help maintain the structure of the biological community.
The keystone species are called keystone species as its presence affect the other organisms directly and if removed from a community it will lead to the shift or change in the structure of the community.
Thus, Keystone species is the correct answer.
Answer:
Where are the questions though?
