B water pollution is the answer
Answer;
10 bacteria cells can fit into an animal cell.
Explanations;
Cells can vary greatly in terms of size and shape.Bacterial cells are very small, they are about 10 times smaller than most plant and animals cells. most bacterial cells range in size from 1 to 10 micrometers (in length). The size of an animal cell on the on the other hand ranges from 10 to 100 micrometers.
Effect 1 - A
Effect 2 - A
Effect 3 - C (maybe B)
Effect 4 - B
Answer: Option B) 4 only.
The bacterium can be properly described as a commensal only
Explanation:
A biological association where one of the two organisms benefits while the other neither benefits nor get harmed describes Commensalism.
For instance, this bacterium derives nutrition from man, and man is neither benefited or harmed.
Thus, the bacterium is a commensal
Mercury, Venus, Earth, Mars, and the earth's moon have similar compositions and densities. These planets are close to the sun, rocky, and dense.
