A vaccine works by stimulating the immune system to produce antibodies without actually infecting someone with that disease. They trigger the immune system to produce its own antibodies as though the body has been infected with the disease. But a vaccine will not make someone immune to a disease, it will simply help the body be able fight the infection better.
Meiosis is a kind of cell division.
it's used to reduce half of the chromosomes and prodouce 4 gamete cells, which we call these cells haploid.
for example, it is used in human reproduction, for the sperm and ovum, in order to have a sexual reproduction.
the offspring of them are genetically non identical to the parent.
Viruses is the answer to this
Answer: A mutualistic and A a decrease in the number of corals, so buy coral to help the local economy
Explanation:
so, an example of something that might not be a substrate is the animal itself.
explanation
substrate is the surface of where living animals, live.
sorry if this doesnt help.
HAPPY ALMOST HALLOWEEN
