To keep people at bay and to make sure the rules and laws are followed
Answer:
The Keeling Curve shows that atmospheric carbon dioxide levels are increasing, and at a faster rate each year
Explanation:
B. the scientist just accepted the idea that they were extinct
Marine species are affected by climate change and examples of how their affected would be stormy weather, c<span>oral bleaching, and also altered lifestyles. </span>
Answer:
3) away from the area where it is more concentrated
Explanation:
A substance that moves across a cell membrane without using the cell's energy tends to move away from the area where it is more concentrated.
It is known as passive transport.
It is the process in which substance without using the cellular energy tend to move down the concentration gradient.
It is also known as simple diffusion.
All other options are incorrect because,
In case of active transport substance move against the concentration gradient i.e to wards the area of higher concentration.
This process require energy.
