The Answer is d.
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A vaccine is a substance that supports the body to produce antibodies and offer immunity in contradiction of a disease. A live attenuated vaccine comprises a version of the living microbe that has been destabilized because they are still alive this is the closest thing to an actual infection and will habitually lead the body to have a lifelong immunity after only one or two doses. A killed vaccine is created by killing the illness with chemicals, heat or radiation in which these vaccines are harmless but rouse a weaker immune reaction.
Answer:
dioscorea alata is specific name of yam
Answer:
the answer is B i did this test
Explanation:
Starfish has a endoskeleton
a coral has a exoskeleton
sponge has neither
