Match the organelle with its functions (Plasma membrane)
controls movement of molecules in and out of the cell
cell signalling
cell adhesion
has its own genome
principal site of ATP synthesis
contain enzymes that degrade obsolete cellular components
acidic
Match the organelle with its functions (Mitochondria)
“power plant” of the cell
has a double membrane
rRNA processing
synthesis of fatty acids and phospholipids
Ca2+ storage in cell
Match the organelle with its functions (Lysosomes)
convert H2O2 to H2O
protein transport in vesicles
Nucleolus
within nucleus
has no membrane
ribosomal assembly
has a double membrane • contains DNA genome
mRNA, tRNA synth
Nucleus
contains DNA genome
Smooth endoplasmic reticulum (SER)
protein folding
protein modification
Rough endoplasmic reticulum (RER)
ribosomes
protein synthesis
support membranes, organise organelles
important for cell movement
Golgi complex
protein sorting
Cytoskeletal fibers
forms networks: microtubules, microfilaments, intermediate filaments
Chloroplast
has internal membranes: thylakoids
Peroxisomes
Label the image
The structure of a bacterium (prokaryote)
No internal compartmentalisation
Genome (DNA) lies freely in cell
0.1-1 um in size
Organo-, photo, or litotrophic
0.1-1 nm in size
Internal compartmentalisation
Packed DNA
Exchange between different organelles and the outside of the cell is mediated by...
vesicles
endosomes
cytosol
Ca2+