cells Flashcards
how did Robert Hook discover the cell
in a slice of cork he discovered a box like plant cell
Who was Anthony Van Leewenhock
developed and improve on many high microscopes also he was the first to observe and describe single celled organisms
what’s the cell theory
1: all organisms are made of one or more cells
2: The cell is the basic unit of life
3: New cells come from pre-existing cells
are the two types of cells
prokaryotic and eukaryotic
what do red cells do
Fight infection in the body
identify two single celled organisms
amoeba and Ugluina.
identify two structures that are found in plant cells but not found in animal cells
chloroplast in cell wall
what is the function of the nucleus
responsible for making ribosomes
what is made of the mitochondria
Energy
what develops from putting cells together
tissues
what is the purpose of photosynthesis
to create food for the plant
what is the purpose of the cell membrane? How many layers is it?
allow certain materials to pass into the cell it has three layers
what does the word organelle mean
Little organs
describe the contents of the nucleus
chromosomes that contain genetic info
what makes up the cytoplasm
Energy that is in the cell