An electron in the outermost energy level of an atom A. Atomic number
B. Valence electron
C. Groups
D. Periods

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

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

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?