Showing posts with label scientific theory. Show all posts
Showing posts with label scientific theory. Show all posts

Friday, January 14, 2011

Terms

Why is H2O the best molecule to make cytoplasm?
-It is solvent- when it is close to a molecule, it surrounds it.
-Diffusion - movement of molecules from high to low concentration of itself.
-Water "bathes" everything
-Polar covalent.
Water in cytoplasm maintains a 7 pH level.
Ribosome- where protein is made for ER.
Lysosome "suicide sack"
Nuclear envelope- (double layered)

Transcription- taking code of DNA, and turning into protein (the product)

Peptide bond- bond between 2 amino acids.
Scientific theory- a collection of hypothesis that have stood the test of time.
Fagasitosis- packaging and release of a solid material.
Pinositos- "" a liquid
Secretion- going out of cell (exocitosis)
Endocitosis- taking material in cell.
Osmosis- diffusion of H2O through a membrane.
Known function and structure of all cell parts.