Answer:
It has increased
Explanation:
The concentration of carbon dioxide in the atmosphere has increased in the last 200 years. The extra carbon dioxide is causing an enhanced greenhouse effect greater than would happen naturally.
Answer:
A. 90%
Explanation:
Only 10% can transfer from level to level.
Hi there!
Although there are only 20 amino acids, these amino acids can combine into an innumerable amount of combinations to form different and unique proteins.
<span>In case that doesn't make sense to you, I'll provide you with an analogy. You could be provided with 20 different LEGO bricks to work with. While there may only be 20 bricks, these bricks can combine into a vast amount of different formations, structures, etc. Amino Acids work in the same way.</span>
The answer would be True. Earthquakes are usually caused when rock underground suddenly breaks along a fault. This sudden release of energy causes the seismic waves that make the ground shake. When two blocks of rock or two plates are rubbing against each other, they stick a little When the rocks break, the occurs.
