Answer:
False.. the brain is part of the nervous system... thats the circulmatory sytem job..
Explanation:
B. because they are not manufactured by the body
The answer is c because if you treat the sewage water than you that means that the water will be clean so it prevents diseases
It is the identity of the genes of your chromosomes that is your genetics that may not be physical, as compared to a phenotype which is a physical trait.
Answer:
Voltage-gated Ca2+ channels
Explanation:
Modulation of Ca+2 channel Epinephrine also causes an increase in cAMP that stimulates PKA that is protein kinase A, which in turn phosphorylates the voltage-gated Ca+2 channel that is the L channel. This phosphorylation results in a protein conformational change that enchances the channels activity.