Cell Types
What is the name for an organism made of many cells?
Multicellular
What is the function of the nucleus?
Control centre of the cell
What is the function of the cell membrane?
What is the function of the cytoplasm?
Site of reactions in the cell/ holds all the organelles
What is the part of the microscope called that the viewer looks through?
Eyepiece lens
What is the name for an organism made of only one cell?
What is the function of the mitochondria?
Powerhouse of the cell/ provides energy/ site of respiration
What is the function of the chloroplasts?
Site of photosynthesis/ makes the plant food
What is the cytosol?
The liquid part of the cell
What sort of microscope is a cell ultrastructure seen under, a microscope or an electron microscope?
Electron microscope
What is a eukaryotic cell?
A cell that contains a nucleus and membrane bound organelles
What is the cell membrane formed of? (2 things)
Phospholipid bilayer with proteins embedded in it
What is the function of the ribosomes?
Make proteins
What is the cytoplasm?
What is the part of the microscope that magnifies the object called (there are usually three of them)?
Objective lens
What is a prokaryotic cell?
A cell that contains no membrane bound organelles/ nucleus
What makes the mitochondria and the chloroplasts unique compared to the other organelles?
Contains non nuclear DNA
What adaptation to the rough endoplasmic reticulum makes it suitable for its function?
What is the name used to describe all the parts of the cell?
Protoplasm
Scanning electron microscope and transmission electron microscope
Golgi apparatus, endoplasmic reticulum, mitochondria, chloroplasts etc
What is the function of the smooth endoplasmic reticulum?
Forms proteins/ detoxifies cells/ makes lipids
What is the function of the rough endoplasmic reticulum?
What is the function of the Golgi apparatus?
Modifies, sorts and packages proteins and lipids to send to their final destination
The nucleus in a photograph of a cell measures 3mm across. If the magnification is x500, what is the actual size of the nucleus in micrometres? (1mm= 1000micrometres)
6 micrometres