Term
|
Definition
| single layer of flattened cells ex. air sacs of lungs, walls of blood and lymph vessels |
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Term
|
Definition
| single layer of cube-shaped cells ex. surface of ovaries, linings of ducts in kidney and certain glands |
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Term
|
Definition
| single layer of rectangular cells ex. lining of uterus, stomach and intestines |
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|
Term
| pseudostratified columnar |
|
Definition
| single layer but looks like multiple layers because nuclei are in different planes, rectangular cells ex. lining of respiratory passages |
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Term
|
Definition
| multiple layers of flattened cells ex. skin, oral cavity, throat, vagina and anal canal |
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Term
|
Definition
| multiple layers, changes shape when organ changes shape ex. bladder, ureters and urethra |
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Term
|
Definition
| secrete substances into ducts that open onto an external or internal surface |
|
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Term
|
Definition
| secrete substances into tissue fluid or blood |
|
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Term
|
Definition
| release fluid products by exocytosis |
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|
Term
|
Definition
| cellular products and portion of the free ends of cells pinch off during secretion |
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|
Term
|
Definition
| entire cells containing secretory products disintegrate |
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Term
|
Definition
| binds organs together ex. beneath the skin and epithelial tissue, between muscles |
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Term
|
Definition
| protects, insulates and stores fat ex. beneath skin, around kidneys and heart, behind eyeballs |
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Term
|
Definition
| a segment of a DNA molecule that contains the information required for the synthesis of functional biological products whether protein or RNA |
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Term
|
Definition
| constituents of ribosomes, the cellular machines that synthesize proteins |
|
|
Term
|
Definition
| encode the amino acid sequence of one or more polypeptides specified by a gene or set of genes |
|
|
Term
|
Definition
| read the information encoded in the mRNA and transfer the appropriate amino acid to a growing polypeptide chain during protein synthesis |
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|
Term
|
Definition
| degrading nucleic acids from one end of the molecule |
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|
Term
|
Definition
| degrades at specific internal sites in a nucleic acid strand |
|
|
Term
|
Definition
| enzyme that synthesizes DNA |
|
|
Term
|
Definition
| enzyme that moves along the DNA and separates the strands using ATP. |
|
|
Term
|
Definition
| relieves topological stress in the helical DNA structure caused by strand separation |
|
|
Term
|
Definition
| enzymes that synthesize short segments of RNA that are ultimately removed and replaced by DNA one of the many functions of DNA polymerase I |
|
|
Term
|
Definition
| replacement of one base pair for another |
|
|
Term
|
Definition
| addition of one or more base pairs |
|
|
Term
|
Definition
| deletion of one or more base pairs |
|
|
Term
|
Definition
| affects nonessential DNA or has negligible effect on the function of a gene |
|
|
Term
|
Definition
|
|
Term
|
Definition
| block the synthesis mRNA at specific genes |
|
|
Term
|
Definition
| removes non-coding introns |
|
|
Term
|
Definition
| 4 nucleotides (A,C,T,G) => 43 = 64 different combinations |
|
|
Term
|
Definition
|
|
Term
|
Definition
| the ribosome moves one codon toward the 3' end the mRNA |
|
|
Term
|
Definition
| incorrect aminoacyl-tRNAs dissociate from the A site |
|
|
Term
|
Definition
| multiple ribosomes translating a mRNA molecule simultaneously |
|
|
Term
|
Definition
|
|
Term
|
Definition
| proteins bind to receptors in invaginations of the membrane |
|
|
Term
| cayeolin dependent endocytosis |
|
Definition
| causes invagination of patches of membrane containing lipid rafts associated with certain types of receptors |
|
|
Term
|
Definition
| a Thin Membrane Enclosing a Skeletal Muscle Fiber |
|
|
Term
|
Definition
|
|
Term
|
Definition
| attachment of the ends of actin filaments |
|
|
Term
|
Definition
| portion of the myofibril (or of the whole muscle fiber) that lies between two successive Z discs |
|
|
Term
|
Definition
| single layer of flattened cells ex. air sacs of lungs, walls of blood and lymph vessels |
|
|
Term
|
Definition
| single layer of cube-shaped cells ex. surface of ovaries, linings of ducts in kidney and certain glands |
|
|
Term
|
Definition
| single layer of rectangular cells ex. lining of uterus, stomach and intestines |
|
|
Term
| pseudostratified columnar |
|
Definition
| single layer but looks like multiple layers because nuclei are in different planes, rectangular cells ex. lining of respiratory passages |
|
|
Term
|
Definition
| multiple layers of flattened cells ex. skin, oral cavity, throat, vagina and anal canal |
|
|
Term
|
Definition
| multiple layers, changes shape when organ changes shape ex. bladder, ureters and urethra |
|
|
Term
|
Definition
| secrete substances into ducts that open onto an external or internal surface |
|
|
Term
|
Definition
| secrete substances into tissue fluid or blood |
|
|
Term
|
Definition
| release fluid products by exocytosis |
|
|
Term
|
Definition
| cellular products and portion of the free ends of cells pinch off during secretion |
|
|
Term
|
Definition
| entire cells containing secretory products disintegrate |
|
|
Term
|
Definition
| binds organs together ex. beneath the skin and epithelial tissue, between muscles |
|
|
Term
|
Definition
| protects, insulates and stores fat ex. beneath skin, around kidneys and heart, behind eyeballs |
|
|
Term
|
Definition
| a segment of a DNA molecule that contains the information required for the synthesis of functional biological products whether protein or RNA |
|
|
Term
|
Definition
| constituents of ribosomes, the cellular machines that synthesize proteins |
|
|
Term
|
Definition
| encode the amino acid sequence of one or more polypeptides specified by a gene or set of genes |
|
|
Term
|
Definition
| read the information encoded in the mRNA and transfer the appropriate amino acid to a growing polypeptide chain during protein synthesis |
|
|
Term
|
Definition
| degrading nucleic acids from one end of the molecule |
|
|
Term
|
Definition
| degrades at specific internal sites in a nucleic acid strand |
|
|
Term
|
Definition
| enzyme that synthesizes DNA |
|
|
Term
|
Definition
| enzyme that moves along the DNA and separates the strands using ATP. |
|
|
Term
|
Definition
| relieves topological stress in the helical DNA structure caused by strand separation |
|
|
Term
|
Definition
| enzymes that synthesize short segments of RNA that are ultimately removed and replaced by DNA one of the many functions of DNA polymerase I |
|
|
Term
|
Definition
| replacement of one base pair for another |
|
|
Term
|
Definition
| addition of one or more base pairs |
|
|
Term
|
Definition
| deletion of one or more base pairs |
|
|
Term
|
Definition
| affects nonessential DNA or has negligible effect on the function of a gene |
|
|
Term
|
Definition
|
|
Term
|
Definition
| block the synthesis mRNA at specific genes |
|
|
Term
|
Definition
| removes non-coding introns |
|
|
Term
|
Definition
| 4 nucleotides (A,C,T,G) => 43 = 64 different combinations |
|
|
Term
|
Definition
|
|
Term
|
Definition
| the ribosome moves one codon toward the 3' end the mRNA |
|
|
Term
|
Definition
| incorrect aminoacyl-tRNAs dissociate from the A site |
|
|
Term
|
Definition
| multiple ribosomes translating a mRNA molecule simultaneously |
|
|
Term
|
Definition
|
|
Term
|
Definition
| proteins bind to receptors in invaginations of the membrane |
|
|
Term
| cayeolin dependent endocytosis |
|
Definition
| causes invagination of patches of membrane containing lipid rafts associated with certain types of receptors |
|
|
Term
|
Definition
| a Thin Membrane Enclosing a Skeletal Muscle Fiber |
|
|
Term
|
Definition
|
|
Term
|
Definition
| attachment of the ends of actin filaments |
|
|
Term
|
Definition
| portion of the myofibril (or of the whole muscle fiber) that lies between two successive Z discs |
|
|
