Answer:
Both the nervous and endocrine system
Explanation:
The endocrine system works together with the nervous system to influence many aspects of human behaviour, including growth, reproduction, and metabolism.
They both produce an offspring from at least one other organism.
Answer:
Viruses are smaller and simpler in construction than unicellular microorganisms, and they contain only one type of nucleic acid—either DNA or RNA—never both.
Explanation:
