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Viruses and Bacteria

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  • Bacteria reproduce through a process called binary fission. Is this asexual or sexual reproduction?
    asexual reproduction
    sexual
  • Do scientists all agree that viruses are alive?
    No, there is some debate as to whether they are alive or not.
  • What is the type of asexual reproduction that bacteria go through?
    budding
    cloning
    binary fission
  • After a virus injects its genetic material into the host cell, what does it do next?
    nothing
    The DNA gets lost.
    The virus dies
    The virus DNA/RNA takes over the host DNA/RNA.
  • chicken pox is a virus - true or false
    true
    false
  • What is the function of a flagellum in bacteria?
    cloning
    reproduction
    movement
    attachment
  • What are the three shapes that bacteria can come in?
    rod-shaped, round, diamond shaped
    round, rod-shaped, squiggly
    rod-shaped, round, and spiral
    round, spiral, squared
  • viruses are cells- true or false
    true
    false
  • All cells have____
    cytoplasm,a cell membrane, DNA/RNA, mitochondria
    cytoplasm,a cell wall, DNA/RNA, ribosomes
    cytoplasm,a cell membrane, DNA/RNA, ribosomes
    cytoplasm,a cell membrane, nuclei, ribosomes
  • true or false- viruses are nonliving
    false
    true
  • this is a ___
    bacteria
    virus
  • To help keep viruses from spreading, ____ are given.
    antibiotics
    vaccines
    antihistamines
    bacterium
  • What is the function of pilli in bacteria?
    To help the bacterium to attach to surfaces and each other.
    movement
    reproduction
  • A virus has genetic material enclosed in a ___ coat
    carbohydrate
    protein
    lipid
  • After the host cell makes all the viruses it can, what happens next?
    You get better.
    nothing
    The virus dies
    The host cell is destroyed and the viruses are released.
  • After the virus' genetic material takes over the host's genetic material, what does it do next?
    The virus dies.
    The host cell becomes a virus.
    The host cell makes more viruses.
    nothing
  • True or false: Antibiotics can kill viruses.
    FALSE
    TRUE
  • All bacteria are bad for you. true or false
    false
    true
  • Bacteria are eukaryotes. true or false
    false
    true
  • After a virus attaches to a host cell, what does it do next?
    It moves to another cell
    It injects its genetic material into the host cell.
    nothing
    It leaves the body.
  • ____ are microbes that make us sick.
    cells
    pathogens
    eukaryotes
    fungi
  • Viruses must have a ___ cell to reproduce.
    host
    plant
    animal
    fungal
  • true or false - bacteria are eukaryotes
    false
    true
  • true or false- viruses cannot reproduce on their own
    true
    false
  • true or false- bacteria are nonliving
    false
    true
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