Pollution and deforestation
I think the correct answer from the choices listed above is option D. It would be carbon dioxide and water that contributes the most to the mass of a plant. These substances are what the plant needs to carry out photosynthesis with the presence of sunlight. Hope this answers the question.
Explanation:
They are natural as they are found in forests different trees and plants
no need for more money because if we can learn to use such herbs we can ourselves treat various kinds of small diseases like commn cold,constipation.
no side effects because they do not contain chemical composition
no addiction as they have no amount of drugs in them
treatment of problem from its root cause as they do permanent cure not temporary to stop problem for certain time
The answer is D, because it is indeed a fact that mountains can (and are) growing, in some parts of the world. when two plates move at directions opposite to each other, the plates force each other up, forming mountains. if the plates continue to push against each other, they form ever-growing mountains.
Answer: i think the answer is b. To activate gene expression; the level of gene expression increases because repressors are not able to bind to the enhancer without the control element.
Explanation:
