Answer:
True
Explanation:
Sewage contains many substances in it like suspended solids, organic and inorganic impurities, nutrients, saprotrophic and disease causing bacteria and other microbes. Hence it is said to be a complex mixture.
the African elephant is the largest land mammal
The article in the journal is the secondary source.
Explanation:
A research literature review can be constructed by taking information from two types of sources which are grouped as primary sources or secondary sources.
The primary sources include the original research papers, excerpts written by the scientists himself or any other original documents.
Any article published in magazines, newspapers and journals that reflect the original result but do not have the exact words written in the research paper are all secondary sources.
Answer:x=mx+b so the chemical desolvant should be 12
Explanation:
The plant and animal cell
