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16 questions
Why do viruses have projections on the outside?
To send signals to other viruses.
To maintain their structure.
To attach to the host cell.
To reproduce.
A virus is considered non-living because...
They do not have DNA
It does not have all the characteristics of life
They can't evolve
They make you sick
A virus needs a host cell in order to do which of the following?
Grow
Develop
Reproduce
Live
Which of the following can be used to prevent a viral infection?
Vaccine
Antibiotic
Probiotic
Anti-inflammatory
Which of the following statements is true?
All cells are prokaryotes
All eukaryotes have a nucleus
All viruses are prokaryotes
All viruses are living
Which of the following is able to carry out all life functions?
Viruses
Cells
Both cells and viruses
Neither cells or viruses
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