How do living systems, such as sea stars, carry out life functions and respond to changes in their environment?

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.

Pulmonary arteries carry highly oxygenated blood. true or false?

Which type of landforms forms at the plate boundary as a result of divergent stress