Answer: light is a eletromagnetic wave, no it does not need a medium
Explanation:
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The nucleus stores genetic information
Answer:
C. Vaccination
Explanation:
vaccination is the administration of a vaccine to help the immune system develop protection from a disease. Vaccines contain a microorganism or virus in a weakened, live or killed state, or proteins or toxins from the organism.
Answer:
Reproduction.
Explanation:
Reproduction is the process through which species continue their generation.
Answer:
1. Cohesion is the attractive force between water molecules
Explanation:
