Cells Flashcards
Light microscope
a piece of equipemnt that allows you to look at microscopic details in an object/substance
magnification
the number of times the image of an object has been enlarged using a lens or lens system. For example, a magnification of two means the object has been enlarged to twice its actual size.
unicellular
organism with only one cell
multicellular
an organism made up many cells
prokaryote
organism classified as belonging to the Prokaryotae kingdom
eukaryote
member of the group of organisms that has a membrane around the nucleus in each of their cells
cell membrane
structure that encloses the contents of a cell and allows the movement of some materials in and out
ribosomes
small structures within a cell in which proteins such as enzymes are made
cytoplasm
jelly-like substance inside a cell. contains organelles.
nucleus
is the ‘brain’ of a cell. it controls what the does
specimen
a piece of a substance encased in a glass slide for examination
mitochondria
small rod-shaped organelles that supply energy to other parts of the cell.
what is a eukaryote
cell that has a nucleus and organelles
what is a prokaryote
cell that is missing a nucleus and organelles