[40 POINTS!!] How will knowing about the molecular structure of different metals help engineers choose the best materials for designing a new battery for the next generation of cell phones? WILL GIVE BRAINLIEST!!

What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?