Cell Specialisation And Organisation Flashcards
What is meant by a tissue
A collection of similar cells aggregated together to perform a specific function
What tissues is the stomach made up of
Muscles to churn and mix the stomach contents
Epithelium to protect the stomach wall and produce secretions
Connective tissue to gold together the other tissues
What tissues are plants made up of
Palisade mesophyll made up of leaf palisade cells that carry out photosynthesis
Spongy mesophyll adapted for gaseous exchange
Epidermis to protect the leaf and allow gaseous diffusion
Phloem to transport organic materials away from the leaf
Xylem to transport water and ions into the leaf
What is an organ
A combination of tissues that are coordinated to perform a variety of functions
What does the digestive, respiratory and circulatory system all do?
Digestive - digests and processes food
Respiratory - used for breathing and gas exchange
Circulatory- pumps and circulates blood
