flashcards
in biology, the smallest unit that can perform all life processes cells
cell
in a eukaryotic cell,a membrane bound organelle that contains the cells DNA and that has a role in processes such as growth,metabolism,and reproduction
nucleus
a phospholipid layer that covers a cell surface acts as a barrier between the inside of a cell and the cells environment
cell membrane
one of the small bodies in a cells cytoplasm that are specialized to perform a specific function
organelle
an organism that consists of a single cell that does not have nucleus
prokaryote
a rigid structure that surround the cell membrane and provides support the the cell
cell wall
an organism made up of cells that have a nucleus enclosed by a membrane
eukaryote
cell organelle composed of RNA and protein the site of protein synthesis
ribosome
a system of membranes that is found in a cells cytoplasm and that assists in the production,processing and transport of proteins and in the production of lipids
endoplasmic reticulum
in eukaryotic cells the cells organelle that is surrounded by two membranes and that is the site of cellular respiration
mitochondrion
a small cavity or sac that contains materials in a eukaryotic cell
vacuole
cell organelle that helps make and package materials materials to be transported out of the cell
Golgi complex
a part of an organism that typically self contained
organ
distinct types of materials or which animals or plants are made of
tissue
a group of organs that work together to function together
organ system
