Ch. 24 Online Quiz
A. they cannot reproduce by themselves
B. they are not made up of cells
C. they cannot carry out metabolism by themselves
D. All of the above
A. they belong to the kingdom Eubacteria
B. they are about to become extinct
C. they are living organisms
D. the are active in living cells
A. are the smallest organisms
B. consist of a protein surrounded by a nucleic acid coat
C. contain RNA or DNA in a protein or lipid-protein coat
D. all form the same crystalline shape
A. protective outer coat
B. cell membrane
C. nucleus
D. cell wall and membrane complex
A. whether they contain RNA or DNA
B. the shape of their genome
C. whether they have a membrane envelope
D. All of the above
A. cytoplasm
B. ribosomes
C. mitochondria
D. None of the above
A. is able to be crystallized
B. causes disease in tobacco plants
C. is smaller than a bacterium
D. All of the above
A. were seen through a microscope
B. could not be seen but caused disease
C. formed crystals
D. were made of cells
A. bacteriophages
B. antibodies
C. retroviruses
D. capsoviruses
A. a prion
B. a virus
C. a viroid
D. All of the above
A. are capable of reproducing outside of a host cell
B. are composed only of protein
C. can cause brain infections
D. can be treated with antibiotics
A. a protein coat and a cytoplasm core
B. a carbohydrate coat and a nucleic acid core
C. a protein coat and a nucleic acid core
D. a polysaccharide coat and a nucleic acid core
A. are cellular organisms
B. reproduce only in living cells
C. have nuclei and organelles
D. are surrounded by a polysaccharide coat
A. the virus must have the DNA as the host cell
B. the host cell must have specific receptors for proteins on the virus surface
C. viruses have receptors for host cell glycoproteins
D. the enzymes of the virus can attach only to specific host cells
A. host cells protect the viruses
B. viruses have enzymes that inactivate the antibiotics
C. antibiotics interfere with cellular processes that viruses do not preform
D. viral protein coats block the antibiotics from entering the virus
A. hepatitis
B. SARS
C. shingles
D. All of the above are viral diseases of humans
A. Ebola virus
B. human papillomavirus
C. hepatitis B virus
D. Epstein-Barr virus
A. absence of vaccination program
B. crowded living conditions
C. clearing of forests for housing
D. eating uncooked meat
A. other viruses
B. existing cell parts
C. animals
D. spontaneous generation
A. converting a proto-oncogene to an oncogene
B. damaging a person’s blood vessels
C. destroying the covering of a person’s nerves
D. gradually destroying a person’s immune system
A. mosquitoes
B. ticks
C. prions
D. humans
A. vaccination
B. vector control
C. drug therapy
D. Both a and b
A. after
B. a very long time before
C. at the exact time when
D. immediately before
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