Unit 3 Lesson 1 The Characteristics Of Cells VOCABULARY Question Preview (ID: 26449)
The Components Of The Scientific Theory Of Cells.
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the smallest functional and structural unit of all living things; the basic unit of life
a) cell
b) organism
c) flagella
d) prokaryote
any living thing
a) cell
b) organism
c) flagella
d) eukaryote
an organism made up of just one cell and must carry out all of the life functions itself
a) flagella
b) DNA
c) unicellular organism
d) multicellular organism
an organism made up of more than one cell; cell in this type of organism often have specialized functions
a) flagella
b) DNA
c) unicellular organism
d) multicellular organism
(1) a protective layer that covers a cell's surface and acts as a barrier between the inside of the cell and the cell's environment (2) controls the movement of materials into and out of the cell
a) cell membrane
b) DNA
c) nucleus
d) cytoplasm
the region of the cell within the membrane that includes gel-like fluid, the cytoskeleton, and all of the organelles except the nucleus
a) cell membrane
b) cytoplasm
c) nucleus
d) DNA
a small body in a cell's cytoplasm that is specialized to perform a specific function
a) organelle
b) organism
c) organ
d) flagella
controls a cell's activities and contains the genetic material (DNA)
a) cell membrane
b) cytoplasm
c) nucleus
d) flagella
the genetic material that provides instructions for all cell processes
a) DNA
b) cytoplasm
c) prokaryote
d) eukaryote
a single-celled organism that does not have a nucleus or membrane-bound organelles
a) eukaryote
b) prokaryote
c) flagella
d) cytoplasm
an organism made up of cells that have genetic material in a nucleus and membrane-bound organelles, as well as ribosomes
a) eukaryote
b) prokaryote
c) cytoplasm
d) cell membrane
hairlike structures that help some prokaryotic cells move
a) DNA
b) organelle
c) flagella
d) cell
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