level of organisation Flashcards
Cells are
the basic building blocks of all living organisms
what are cells made up of
structures called organelles, such as the nucleus, mitochondria and ribosomes
In complex multicellular organisms cells are
specialised to carry out particular functions
specialised cells in multicellular organisms form
tissues
tissues form
organs
organs form
organ systems
an organelle is
A component within a cell that carries out a specific task
tissues are
A group of cells of similar structure working together to perform a particular function
organs are
Made from a group of different tissues working together to perform a particular function
organ systems are
Made from a group of organs with related functions, working together to perform body functions within the organism