Chromatin
DNA and its associated proteins together
Diffusion
move from an area of more concentration to less
Isotonic
physiological saline
Chloroplasts
where photosynthesis occurs in plants
Lyosomes
release enzymes to digest molecules outside a cell
Virchow
demonstrated that cells come from other cells
Cell membranes
2 layers of phospolipids
Nucleolus
contains RNA and protein
Smooth Endoplasmic Reticulum
removes toxins
Centrioles
barrel shaped organelles in animal cells
Solute
What NaCl is called when dissolved in water
Eukaryotes
have nuclear membranes
Membrane pumps
some proteins in the phospholipid layer of a cell membrane
Robert Hooke
named after holes in cork
Ribosomes
where proteins are formed
Mitochondria
where ATP is formed
Selectively permeable
membranes control what passes into or out of cells
Hans Spemann
found that the nucleus determines what organism looks like
Hypotonic
distilled water
Cilia
small hair like structures
Prokaryotes
do not have nuclear membranes
Golgi Bodies
extension of the membranes of the endoplasmic reticulum
Schleiden and Schwann
proposed the cell law
Dutrochet
saw that plant tissues had cells