Nervous System: works more quickly, works using chemical & electrical signals, Divided into CNS & PNS, Its organs are physically connected, controls thoughts, movements & emotions, Endocrine System: works more slowly, works using chemical signals, Signals move through bloodstream, Its organs are physically unconnected, controls growth, development & digestion,

Bảng xếp hạng

Phong cách trực quan

Tùy chọn

Chuyển đổi mẫu

Bạn có muốn khôi phục tự động lưu: không?