Answer:
c
Explanation:
A, B, and D, are entities that are designed to protect the environment from pollution
C, on the other hand is only about noise control
Answer:
The correct answer is - keeping foreign particles out of the brain
Explanation:
The blood-brain barrier or BBB is the barrier of endothelial cells that is highly selective and semipermeable in nature that allows selective molecules like certain lipids, gas, and water and prevent other solutes and pathogens, toxins, and infectious agents from circulating blood between capillaries and brain. However, including specific gases and nutrients can cross this barrier.
Thus, the correct answer is - keeping foreign particles out of the brain
Each person would get 165 cookies (495/3) (sorry if it's wrong lol)
Neuron is the type of cell in the central nervous system
plays an important role in the uptake and processing of neurotransmitters from
synaptic clefts.
To add, a neuron is an electrically excitable cell
that processes and transmits information through electrical and chemical signals.