635BiologyMedium
In animals, coordination is achieved mainly by which systems?
ARespiratory and digestive systems
BNervous and endocrine systems
CDigestive and excretory systems
DSkeletal and respiratory systems
Correct answer
B. Nervous and endocrine systems
Explanation
Nervous and endocrine systems is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.