aqa biology: cells

Cards (24)

Nucleus  
controls the cell
ribosomes 
protein synthesis
cell membrane 
controls what goes in and out of the cell
mitochondria 
where respiration takes place
chloroplasts 
photosynthesis
cytoplasm 
where chemical reaction takes place
vacuole 
a cell sap
cell wall 
protects the cell
animal and plant cells  
are eukaryotic cells
prokaryotes have no nucleus, mitochondria or chloroplasts
bacteria are prokaryotic cells
eukaryotic and prokaryotic cells have cell membrane and cytoplasm
nerve cell 
carry electrical impluses in one direction
sperm cell 
carry male's genetic information to the female's egg cell
root hair cell 
absorb mineral ions
xylem
transports tissue that carries water from the roots to the rest of the plant
phloem
transport tissue that carries dissolved sugars through a plant
plasmid
additional genes that are not found in chromosomes
mitosis
makes new cells with 23 pairs of chromosomes
meiosis
occurs in testes and ovaries
diffusion
movement of particles from high concentration to low concentration
active transport 
movement of particles from a low concentration to high concentration
red blood cell 
contains haemoglobin
osmosis 
diffusion of water from a diltue solution to a concentrated solution