Answer: A gene that is hidden or not expressed.
Answer:
Part of Cell Theory:
- All living organisms are made of cells.
- Cells are the basic unit of structure and function in living things.
- Cells arise from prevoiusly existing cells.
Not Part of Cell Theory:
- All cells have DNA or other genetic material.
- Cells can be classified as prokaryotic or eukaryotic.
- Cells use energy to sustain life.
Expalanation
The postulates of cell theory are developed over the centuries which are now universally accepted. These are mentioned above. Although the other three statements are also correct but they are not the part of cell theory.
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Answer:
Sadness is caused when there is a strong emotional reaction to a particular object.
Sadness can sometimes lead to depression, but more commonly sadness can make you feel tired, angry, or stressed.
Explanation:
