principles of organisation Flashcards
what are examples of the organelles?
nucleus, ribosomes, mitochondria- each have different roles
what are tissues?
group of similar cells that work together to carry out a particular function
What cells do the organelles make?
nucleus- epithelial
ribosomes- muscle
mitochondria- glandular
What are each of the tissues?
epithilial tissue- covers body surface
muscle tissue- contracts and relaxes
glandular- glandular tissue- making secreting chemicals
What is an organ?
Group of different tissues that work together to perform a particular function
What organ may they work together to form?
stomach
What is the organ system?
group of organs that work together to perform a particular function
What would be an organ system?
digestive system
organism?
multiple organ system working together to form an organism