The earliest insects arose in the Paleozoic and held their wings outstretched; they are called? A Chordates
B Neoptera
C Paleoptera
D echonodmata

Could someone me with number one you

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

Why would satellite imagery be more useful than a map in some instances? check all that apply. provides landmarks such as buildings is an overhead view of earth’s features can be used when internet is not available provides small details of roads for digital maps provides various methods of transportation to a location