Ext → Unit Pretest
6
Select the correct answer from each drop-down menu.
An element has an atomic mass number of 16 and an atomic number of 7.
The element has __ protons and __neutrons

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 must be done to breed dogs for a partical trait

Which organism in this food web is an omnivore?coati