Cause it Should be balanced
Answer:
it tells that earth's center is containing hot lava
Explanation:
A)sicnce the waves are going straight
B)seismic waves travel in straight path in earth
I said in comment but the answer is
Pyramid of Biomass
Good luck on your assignment dear ^^
The most important functions of the complement system are to alter microbial cell membranes and A. initiate an inflammatory response. The complement system is a part of the innate immune system, that is, the system is not adaptable and does not make alterations to the involved proteins over the life time of an individual. The complement system however enhances the functioning of the adaptive immune system by producing cytokines that overwhelm its response.