B2.1 Cells Flashcards
What’s the role of the cell membrane?
Controls what enters and leaves the cell
What’s the role of ribosomes?
Breaks amino acids to proteins
What’s the role of a cytoplasm?
Where chemical reactions occur by enzymes
What’s the role of mitochondria?
Where respiration occurs
What’s the role of a flagella?
Steering
What’s the role of a ring of plasmid DNA in bacteria?
Contain genes that help tolerance against drugs
What’s the role of the vacuole?
Shape
What’s the role of chloroplasts?
Contain chlorophyll
For photosynthesis
What’s the role of the cell wall?
Support
Structure
Shape
What 7 parts make a bacteria cell?
Cell membrane Flagella Cytoplasm Ribosomes Cell walls Plasmid of DNA Chromosome of DNA
What 4 parts make a yeast cell?
Nucleus, cell wall, cell membrane, cytoplasm
Function of a ciliates epithelial cell?
Secret mucas
Respiratory system
Collect dust and microbes
How are red blood cells adapted?
No nucleus
Concave
Thin membrane
What’s diffusion?
Movement of partials
High to low concentration
Through a semi permeable membrane
What’s the role of the nucleus?
Controls the cells
Contains DNA
