Well all these signs indicate that the person is having a panic attack,which is an indicator of anxiety disorder
Cell Wall and the purpose is to protect the cell.
Hope this helps:)
Plant cells have plastids and larger vacoule and they also have tough cellulosic cell wall outer to cell membrane as a covering.
Animal cells don't have cell wall rather they have cell membrane as it's outermost covering and they have smaller vacuoles.They also don't have plastids.They have centrosome which is not found in plant cells.
Explanation:
Science is the systematic and methodical way of thinking about our natural world.
- The bedrock of engineering is science.
- Engineering is simply the application of scientific principles.
- We can picture engineering as a practical science.
- All technologies innovated by engineers are based on simple scientific deductions.
- A good background of the science makes engineering easy to conceptualize.
Learn more:
Science brainly.com/question/5313486
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Competition and predation
