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Pershing Cells 1,2,3

archaea prokaryotes that include extremophiles, organisms, that live in extreme conditions
cell membrane a protective layer that covers the cell's surface and acts as a barrier a barrier that encloses and protects the cell
bacteria prokaryotes that are the smallest cells and that have ribosomes
eukaryote an organism made up of cells that have a nucleus enclosed by a membrane as well as membrane-bound organelles
nucleus in a eukaryotic cell, an organelle that contains the cell's DNA and that has a role in growth a large organelle that produces and stores the cell's DNA
organelle small bodies in a cell's cytoplasm that are specialized to perform specific functions
prokaryote an organism that consists of a single cell that does not have a nucleus or membrane-bound organelles
ribosomes tiny, round organelles made of protein and other material organelles that make proteins
surface area-to-volume ratio the reason that most cells are limited to a very small size
cytoplasm the fluid inside a cell
cell wall a rigid structure that gives support to a cell
chloraplasts organelles in which photosynthesis takes place
cytoskeleton a web of proteins in the cytoplasm that keeps a cell's membrane from collapsing
endoplasmic reticulum a system of folded membranes that functions as the internal delivery system of a cell
Golgi complex the organelle that packages and distributes proteins
lysosomes organelles that contain digestive enzymes
mitochondrion an organelle that functions as the main power source of a cell, breaking down sugar to produce energy
What are human beings? organisms
Name a benefit of being a large organism. fewer predators
A multicellular organism... is not limited to or dependent on the life of a single cell.
Tissue A group of cells with the same function
What is ground tissue? The type of tissue in which photosynthesis can take place
organ two or more tissues
organ system two or more organs
What can multicellular organisms can have? Specialized cells
system the highest level of organization
What are the functions of an organism's parts related to? Their structures
Created by: ellist