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The best clue that can be used to decide living thing or not a living thing is the observation of living or dead cells present in the specimen. All the living or dead organisms exhibit cells. Cell is a structural and functional unit of life. The growth and metabolism of living organism are dependent upon a cell. A cell in a life form exhibit organelles and components which are not found in non-living objects
The BEST clue you could use to decide: living thing or not a living thing- is option C. is it made of cells and
The living things have some basic characteristic features of life in them that help in determining if an object or thing is living or nonliving thing. these characteristic can be present in all or some, are as follows:
- Cellular organization - made of cell is very basic trait of life of every living being.
- the ability to reproduce - it is present in almost every living thing it could be sexual or asexual.
- growth & development - living things grow and develop
- energy use - use energy to perform various functions
- homeostasis - regulate according the environment
- Genetic material : it can have DNA as genetic material
thus, there is two options only that present in every living organism that are made of cells and presence of DNA, but for DNA one need to investigate thoroughly so the correct answer is - C) Is it made of cells?
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