Answer;
cells are very different but have similar properties
Explanation;
-Even though there are many different types of cells, they all share similar characteristics. All cells have a cell membrane, organelles organelles, cytoplasm, and DNA. All cells are surrounded by a cell membrane, all cells contain organelles, all cells contain cytoplasm and all cells contain DNA.
-Cells may differ in their number such that some organisms are made of only a single cell while other organisms are made of billions of cells
<span>The correct option is C. Erosion is the process by which the earth surface get worn down. It involves the removal of soil, rocks or dissolved material from one location and its transportation to another location. Erosion can be caused by water, wind and glacier.</span>
I believe that the best answer among the choices provided by the question is are the following :
<span> H2O2
H2O
</span><span>catalase</span>
Hope my answer would be a great help for you. If you have more questions feel free to ask here at Brainly.
<span>b. Millions of coal fires and stagnant air caused toxic fumes to build up in the air.</span>
