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57 Cards in this Set
- Front
- Back
Tendons are composed of
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dense regular fibrous connective tissue
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Polysaccharides are formed by___b/t monosaccharides.
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Dehydration
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Three main parts of a neuron?
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Neurofibrils
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In ionic compound solutions, cations are attracted to negative charges while anions are attracted to positive charges, causing the formation of___
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Hydration spheres
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Homeostasis is the best thought of as being a state of___
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Dynamic constancy
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____homeostatic regulatory mechanisms are "built-in" to the organs being regulated.
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Intrinsic
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The 1st step in the scientific methods involves the formation of a(n)_____.
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hypothesis
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Scientific theories are based on a single hypothesis.
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False.
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Intercalated discs would be found in muscles attached to the skeleton.
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False
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Negative feedback results in a response that opposes that of the original stimulus.
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True
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Are usually liquid at room temp. Contain one more double bonds.
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Unsaturated fatty acids
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Alpha helix coils and beta-pleated sheet folds of a protein strand
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Secondary structure of proteins are
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Alternating deoxyribose sugar and phosphate
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Backbone of a DNA molecule is a chain
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The plasma membrane is referred to as a mosaic b/c of the presence of____.
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Proteins
Carbohydrates Phospholipids |
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Folds of the plasma membrane that increase surface area are called
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Introns
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Genetic translation occurs in ribosomes located in the ____ of the cell
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Cytoplasm
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The ____of the messenger RNA is recognized by the____of the transfer RNA.
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Codon
Anticodon |
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Chromosomes move to opposite poles in____
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Anaphase
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A cell actively involved in the detoxification of chemical would contain large quantities of___
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Peroxisomes
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Folds of the plasma membrane that increase surface are are called
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microvilli
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Are usually liquid at room temp. Contain one more double bonds.
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Unsaturated fatty acids
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Alpha helix coils and beta-pleated sheet folds of a protein strand
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Secondary structure of proteins are
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Alternating deoxyribose sugar and phosphate
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Backbone of a DNA molecule is a chain
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The plasma membrane is referred to as a mosaic b/c of the presence of____.
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Proteins
Carbohydrates Phospholipids |
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Folds of the plasma membrane that increase surface area are called
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Introns
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Genetic translation occurs in ribosomes located in the ____ of the cell
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Cytoplasm
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The ____of the messenger RNA is recognized by the____of the transfer RNA.
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Codon
Anticodon |
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Chromosomes move to opposite poles in____
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Anaphase
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A cell actively involved in the detoxification of chemical would contain large quantities of___
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Peroxisomes
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Folds of the plasma membrane that increase surface are are called
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microvilli
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Non-coding ends of chromosomes
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Telomeres
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An increase in the number of cells is called____
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Hyperplasia
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Which meiotic division reduces the chromosome number from diploid to haploid.
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Meiosis I
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Allosteric inhibition is an example of negative feedback.
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True
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One model of enzyme function states that the shape of the active site may change to accommodate its substrate.This model is known as the ____model.
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Induced Fit
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Nets two molecules of ATP
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Glycolysis
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Glucose-6-phosphatse is found only in the___
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Liver
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The addition of substrate when enzyme reaction rate is maximal results in_____
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No Change in product formation
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______reactions require energy to synthesize large molecules from small molecules.
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Catabolic
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ATP formation in the electron transport system is called______
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Oxidative phosphorylation
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____ Transport does not require membrane proteins.
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Simple diffusion
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Diffusion is more rapid in cells w/ microvilli compared to cells lacking microvilli.
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True
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A 0.5M glucose(molecular weight=180g) contains____ grams of glucose per liter.
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90
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The transport maximum is related to the property known as____
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saturation
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An example of primary active transport
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The Na+/K+ pump
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True or false
Desmosomes are a type of junctional complex. |
True
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True or false
Bulk transport is required for the transport of large polar molecules into or out of cells. |
True
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General category of cell signaling molecules
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Endocrine signaling
Parcrine Signaling Synaptic Signaling |
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Channels present in the membranes of some cells that allow rapid movement of water are____.
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Aquaporins
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True of False
A solution with less osmotic pressure than intracellular fluid is hypotonic. |
True
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Collection of neuron cell bodies in the CNS are referred to as
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Nuclei
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Anterograde axonal transport moves__materials away from the cell body using___ molecular motors.
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Insoluble
Kinesin |
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CNS supporting cells include
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Oligodendrocytes
Ependymal Cells Astrocytes |
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In regard to the action potential depolarization occurs due to the influx of___ while re polarization begins wit the efflux of____.
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NA+ K+
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Afferent neurons, association neurons ,motor neurons, sensory neurons are apart of what___
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Functional classification of neurons
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True or False
The SNS is a subdivision of the motor neurons system. |
True
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True or false
One function of microglia is to recycle neurotransmitters. |
False
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