Cells, Organs And Tissues Flashcards
What is a tissue?
Group of particular cells working together to perform a certain function.
What is an organ?
A group of tissues working together to perform a particular function.
What is an organ system?
A group of organs working together to perform a particular function.
What features does an animal cell have?
Cell membrane
Nucleus
Cytoplasm
What features does a plant cell have?
Cell membrane Nucleus Chloroplasts Cytoplasm Cell wall
What features does a bacterial cell have?
Cell membrane
Plasmids
Cell wall
Cytoplasm
What features does a yeast cell have?
Cell membrane
Nucleus
Cell wall
Cytoplasm
What is the function of a nucleus?
It controls the activities of the cell
What is the function of cytoplasm?
It is a liquid gel where most of the chemical reactions needed for life take place
What is the function of a cell membrane?
It controls the passage of substances in and out of the cell
What is the function of mitochondria?
Substances in cytoplasm where oxygen is used and most of the energy during respiration is released
What is the function of ribosomes?
Where protein synthesis takes place
What is the function of a cell wall?
Made of cellulose which strengthens and supports the cell
What is the function of chloroplast?
Contains chlorophyll
What is the function of a permanent vacuole?
A space in the cytoplasm filled with cell sap