Which substances are secreted at the endings of nerve cells in order to carry a chemical message across the synapse? a) lipids b) neurotransmitters c) antigens d) antibodies

Which is true of the regious near earth equator

Granite rock is light in color. which feature directly contributes to this color? the process that forms granite the amount of silica minerals in granite the shape of the grains found in granite the unique pattern formed by grains in granite

Knowing the importance of the essential elements, why would someone chose a diet that does not address all of them?