I believe the answer is tertiary
Answer:
It is significantly easier to be infected with cutaneous anthrax as compared to other forms of anthrax.
Explanation:
LD50 is the lethal dose that can cause adverse effects and death. The LD50 of cutaneous anthrax is too low as compared to inhalation and gastrointestinal anthrax which means that only few Bacillus anthracis endospores can cause infection via cutaneous route while other routes require at least 200 times greater quantity to cause infection.
Blood vessels are part of the circulatory system. The highway system of the Human Body that Transports materials to all of its Cells
Your brain is telling the systems to work together and your heart lets blood pump through your body and it helps ur muscles and all the other systems move around.
The tongue has been considered as the strongest muscle yet it is a group of muscles. This is because it does not stop working. It is use if someone is eating, drinking, pushing the food as well as the liquid down to the throat and works to keep saliva out of one's mouth.