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24 Cards in this Set

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  • Back
The simplest organization of matter that exhibits the properties of life is the...
Cell
What is part of plant cells but not in animal cells?
Cell wall
A cell in which the DNA is not bound by a membrane is said to be...
Prokaryotic
A cell with a membrane-bound nucleus, containing the DNA in organized structures called chromosomes is said to be...
Eukaryotic
A cell that had membrane-bound units called organelles and a cytoskeleton is said to be...
Eukaryotic
What structures are an example of a microbody?
Peroxisome
What are microbodies?
(3 A's)
-A diverse category of organelles
-Enzyme-bearing vesicles
-Peroxisomes
The _________ of the mitochondria function in increasing the inner membranous surface area.
Cristae
The surface to volume ratio of a cell limits...
The size a cell may reach.
The surface area of a cell _____ as the volume of a cell ______.
Increases, decreases
Membrane proteins attached to the inner or outer surfaces of plasma membranes are called _________ proteins.
Peripheral
Membrane proteins that are embedded within the membrane and may function in moving materials across the membrane are called _______ proteins.
Intrinsic
The "cell coat," made of surface carbohydrates and the portions of proteins, is called the....
Glycocalyx
The ability of a membrane to regulate passage of materials into and out of a cell is called...
Selective Permeability
Facilitated diffusion
When molecules bind temporarily with a carrier protein in a cell's membrane and move across the membrane from areas of higher concentration to areas of lower concentration.
Cells placed in this type of solution will shrivel.
Hypertonic
When cells such as white blood cells of a vertebrate engulf bacteria, the membrane transport mechanism used is...
Phagocytosis
Phagocytosis
A form of endocytosis that engulfs solid materials
Endocytosis
"Bulk" transport
True or False. Blood an example of an organ system.
False
Two organelles called ___________ lie at right angles to each other near the nucleus and are involved with movement of the chromosomes during cell division.
Centrioles
The organelle that packages and routes the synthesiezed products of a eukaryotic cell is the....
Golgi Apparatus.
The form of transport involved when blood pressure forces water and small dissolved molecules into kidney tubules is...
Filtration.
The protein composing the filaments inside cilia and flagella is...
Tubulin.