Cell - Smallest unit of life; has a membrane separating it from the outside world, Tissue - A group of cells working together on a specific function, Organ - A collection of tissues performing a specific function, Organ System - a group of organs performing a specific function, Organism - a living organism made up of organ systems, organs, tissues, and cells,

Bảng xếp hạng

Phong cách trực quan

Tùy chọn

Chuyển đổi mẫu

Bạn có muốn khôi phục tự động lưu: không?