If worldwide deforestation is not regulated, what could most likely result? * A. Acid rain could lower the pH of rivers and lakes to dangerous levels for aquatic life.

B. CO2 levels in the atmosphere could increase and contribute to global warming problems.

C. Plants and animals could become better adapted to living in desert conditions.

D. Future generations of humans could have an excess of wood and paper products.

B. CO2 levels in the atmosphere could increase and contribute to global warming problems.

Explanation:

I think B is the best answer. Hope you like my answer.

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.