Biology, 25.04.2020 05:50 Prettygirlyaya
Botulism differs from tetanus in that A. botulism causes flaccid paralysis and tetanus causes spastic paralysis. B. tetanus is a food-borne disease and botulism is airborne. C. botulism is due to an exotoxin and tetanus is due to an endotoxin. D. botulism toxin acts directly on muscle cells E. two of the above are correct
Answers: 3
Biology, 22.06.2019 01:30
Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.
Answers: 1
Biology, 22.06.2019 09:00
Which best describes this behavior? it is beneficial only to the males that do not fertilize eggs. it is beneficial only to the female workers that are not fertilized. it is beneficial to each one of the individual colony members. it is beneficial to the whole species, but not to all of the individual members.
Answers: 2
Biology, 22.06.2019 16:00
Where is having brightly colored feathers that attract mates most clearly an adaptation for a bird? a. a forest with dense vegetation b. a sandy beach beside an ocean c. a snowy tundra with little vegetation d. a swamp with many hawks that eat birds
Answers: 1
Botulism differs from tetanus in that A. botulism causes flaccid paralysis and tetanus causes spasti...
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