What are some behavioral adaptations of a bird to help feed on peppered moths?

What initially causes a nerve impulse? release of enzymes out of the neuron movement of chemicals into the dendrites of the neuron pathogens attacking the dendrites of the neuron red blood cells bathing the neuron

What is the correct trna sequence that would match the following mrna sequence.gcgaua

Number and variety of living organisms includes genetic, species, and ecological types