___________________________ develops when a mother passes antibodies to her unborn baby.
A. natural immunity
C. natural selection
nonliving particle that can reproduce within a living cell
There are more bacteriophages on Earth than any other organism combined
You are a doctor and Little Billy is in your office with the flu. His mother wants you to prescribe an antibiotic. Which would be the best response?
A. “Absolutely, get that kid an antibiotic!”
B. “Actually, he just needs to take a painkiller.”
C. “Unfortunately, antibiotics do not work against viruses like the flu.”
D. “Give him a vaccine and he will feel better right away!”
For a virus to reproduce and live, it MUST
A. live in a damp, dark area
B. live inside a host
C. remain hidden
D. breathe oxygen
A disease that occurs over a wide geographical area and affects a large proportion of the population is a(n)
C. natural disaster
What do viruses stimulate the production of in your body?
C. DNA and RNA
D. a nucleus
Antibiotics only work against what organisms ?
A virus is made up of
B. protein coat
C. genetic material and protein coat
Up to what percentage (%) of bacteria are killed by bacteriophages every day.
______________________________ doses of the flu vaccine in the United States has been given (October 2019).
A. 16 Million
B. 6 Million
C. 116 Million
Which of the following is a true statement about viruses?
A. viruses are smaller than bacteria
B. viruses are only treated with antibiotics
C. most viruses are saprotrophs
D. all viruses are multicellular
What disease was brought to the New World and killed over 3,000,000 Aztecs?
C. staph infection
If a virus only passes its genetic material to the cell without making copies of itself this means the virus is _____________.
Viruses are smaller than a cell.
The head of the bacteriophage sits on a long ____________.
B. tail fibers
Viruses are living things
Why is it that a virus that infects a human is not likely to infect a dog or a cat?
A. viruses only infect humans
B. viruses are specific to a host
C. dogs and cats do not get diseases
D. viruses do not infect living things
Spherical, complex, cylindrical, and polyhedral are all
A. types of viruses
B. life cycles of viruses
C. viruses that infect only animals
D. shapes of viruses
cell in which a virus reproduces
B. host cell
Viruses can affect which types of organisms? Except:
What are viruses made of?
A. fat molecules
B. DNA or RNA
C. eukaryotic cells
Viruses are difficult to treat because they
A. take too long to reproduce
B. are constantly changing
C. are too big
D. have a cell wall
Vaccines are produced by using _____ from another organism.
B. DNA or RNA
D. a nucleus
Which statement about viruses is true?
A. all viruses are latent
B. viruses are considered living things
C. all viruses contain DNA
D. viruses do not contain organelles
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