movement of water in hypertonic
membrane, cytoplasm, nucleus
structures common to all cells
movement of molecules from an area of low concentration to an area of high concentration
hydrophilic glycerol heads and hydrophobic fatty acid tails
what does the cell membrane contain?
movement of water in isotonic
movement of water in hypotonic
golgi apparatus and ribosomes
what organelles help provide cells with energy?
makes proteins useing coded instructions that come from the nucleus
nuclear envelope
the structure that surounds the nucleus and allows materials to enter and leave
support and protect the cell
what is the main function of the cell wall?
golgi apparatus
where does the sorting and packaging of proteins happen?
transport proteins within cell
function of smooth er?
idea that all living things are composed of cells, cells are the basic units of structure and function in living things, and new cells are produced from existing cells
cell theory
one of the first people to identify and see cork cells
Robert Hooke
smooth er and rough er
2 types of endoplasmic reticulum
an organelle that breaks down and digests cell waste
nucleolus and nuclear envelope
main structures in and around the nucleus
cell,tissue, organ, organ system
levels of organization in a multicellular organism
prokaryote has no nucleus
difference between a eukaryote and prokaryote