Wild type
...tic interactions ( epistasis ) can often confound
simple interpretations of such " knock-out " studies. Full article >>> Class III grew the fastest ( wild type rate), Class II grew slower and class I grew the slowest. Full article >>> 7 to 2 kbp relative to the wild ty...
Virus
...e >>> virus es: Extremely small and
simple life-forms, made merely of a protein shell and a genome . A virus reproduces by insert ing its genome into the cells of other life-forms. As those cells duplicate, so does the virus . Top ... Full article >>> virus A s...
Urine
...hway Pathway for synthesis of a bio molecule from
simple precursors, such as synthesis of p urine nucleotide s from Asp, CO2, Gly, formate and Glu: Distinguish from a salvage pathway. Full article >>> dRTA ( distal renal tubular acidosis) results from the failure of the a-intercalated...
Unicellular
...t habitat s, primarily reproducing asexual ly by
simple cell division or by budding of a parent cell . yolk The stored food in egg cells that nourishes the embryo . Full article >>> : Unicellular , photosynthetic (photo- autotroph ) prokaryote (in the Kingdom Monera ). ...
Transcription
...62;> It is not clear whether this claim is a
simple fabrication or whether it is an erroneous transcription from another source. Full article >>> Cells regulate the activity of genes in part by increasing or decreasing their rate of transcription . Full article >>> A...
Transcript
...62;> It is not clear whether this claim is a
simple fabrication or whether it is an erroneous transcript ion from another source. Full article >>> A regulatory region a short distance upstream from the 5' end of a transcript ion start site that acts as the binding site for ...
Thallus
...62;> thallus [Gk. thallos, a young twig] A
simple plant or algal body without true roots , leaves...>>> thallus The vegetative part of
simple plant s, ranging from unicellular structures to large seaweeds. It shows no differentiation int...
Telomere
...istal end of a chromosome . Contain some form of
simple repeating sequence , usually with a single strand ed distal end that may form a hairpin . Full article >>> Artificial chromosome A vector constructed from host cell chromosomal elements such as origin of replication , ...
Survival
...imply by following its own natural processes. This
simple model has since become an integral part of the deb...ticle >>> nutrient -- Any element or
simple compound necessary for the health and survival of an organ ism. This includes air and water, as...
Substrate
... Typically an enzyme is optimized to perform a
simple chemical operation on another chemical (the substrate ). However it can also perform operations with much less efficiency on other substrate s. Full article >>> When you added the substrate , there's no enzyme there to change its ...
SnRNP
...SSLP single- sequence length polymorphism SSR
simple sequence repeat STM scanning tunneling microscope STRP short tandem repeat polymorphism STS sequence -tagged site ... Full article >>> Short RNA transcript s of 100-300 bp that associate with proteins to form small nucl...
Simple Sequence Repeat
..., ARS) and others reported continued success with
simple sequence repeat s, which are small sequence patt...poor regions of a genome , which are enriched in
simple sequence repeat s. As it can be impossible to clone , heterochromatin is often ignored when calcu...
Silent Mutation
...iological character istics of the gene product .
simple diffusion The unassisted movement of molecule s across a membrane to a region of lower concentration. Full article >>> This is called a synonymous mutation or silent mutation ; non-synonymous substitution s do cause a change in ...
Sieve tubes
...perm s. Covered in Lab 9 Seed Plant Sporophyte
simple eye (ocellus) a single eye with a single lens found in insects and some other invertebrates . Full article >>> one that usually accompanies sieve tubes in phoelem tissue s of plant s Source: Noland, George B. 1983. General Biol...
Segment
...quence s. It was developed as a very efficient and
simple dynamic programming procedure. Full article >>> segment s Repeating units in the body parts of some animals . segregation Separation of replicated chromosomes to opposite sides of the cell . Distribution of alleles on chromos...
Seed
...population either generated randomly or using the
simple molecule ethane as a seed , the GA randomly adds, removes and alters atoms and molecular fragments with the aim of generating molecule s that fit the given constraints. Full article >>> Mendel did similar experiments with six oth...
SDS-PAGE
...2;> Firstly, 2D- electrophoresis provides a
simple way to visualize many of the more abundant proteins of the cell and fluxes of abundance, as well as post- translation al modification s that alter mobility in either isoelectric focusing or SDS-PAGE . Full article >>>...
Retina
... close together. Full article >>> A
simple theory might propose that the light from the screen forms an image on the retina s in the eyes and something in the brain looks at these as if they are the screen. Full article >>> A cancer of the human retina . Predisposition ...
Repetitive DNA
... structural elements , but of frequently repeated
simple sequence s. These may be short repeats just a few nt long , like CACACA etc. Full article >>> Categories: Repetitive DNA sequence s Microsatellite This article is about the DNA sequence . See miniaturized satellites for orbit...
Relaxed DNA
... structural elements , but of frequently repeated
simple sequence s. These may be short repeats just a few nt long , like CACACA etc. Full article >>>...
Receptor
...omposed of a large number of small, closely packed
simple eyes (ommatidia), each with its own lens and nerve receptor s. Full article >>> TRANSGENIC - An animal (usually a mouse ) or plant into which a foreign gene has been introduced in the germ line . An example: transgenic m...
Radial symmetry
... layers. Full article >>> group of
simple animals with radial symmetry , including the cnidarians (or coelenterates) and ctenophores. A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ... Full article >>>...
Purine
...hway Pathway for synthesis of a bio molecule from
simple precursors, such as synthesis of purine nucleotide s from Asp, CO2, Gly, formate and Glu: Distinguish from a salvage pathway. Full article >>> The minima of the Purine Excess plots correlate with the origin s of replication for...
Protocells
...regarding the path that might have been taken from
simple organ ic molecule s to protocells , cells , .....c molecule s to protocells The question "How do
simple organ ic molecule s form a protocell?" is largely unanswered. However, there are many different hy...
Proteins
... . Typically an enzyme is optimized to perform a
simple chemical operation on another chemical (the subst... related proteins ; relies upon the presence of a
simple tandem-repetitive sequence s that are scattered throughout the human genome . Full article >...
Promoter
...he resulting predictions are filtered and saved in
simple data formats such as .ace format. Other sequence s ana lysis tools can also be incorporated. Full article >>> Promoter s and Sigma Factor s The nucleotide sequence of promoter s is similar but not identical. The more similar t...
Prokaryote
... Prokaryote : A single-celled organ ism with a
simple internal structure and no nucleus . Bacteria an...2;> In prokaryote s ( bacteria and other
simple organ isms) as well as the more complex eukaryotes , ribosomes help trans late gene -encoded i...
Prokaryotes
...#62;> In prokaryotes ( bacteria and other
simple organ isms) as well as the more complex eukaryotes , ribosomes help trans late gene -encoded information into a specific protein . Ribosomes consist of two unequally sized subunits containing RNA and proteins . Full article >>...
Prion
...". Prokaryote : A single-celled organ ism with a
simple internal structure and no nucleus . Bacteria and archaebacteria are prokaryotes . Full article >>> Prion . See Protein aceous infectious particle. Probe . A sequence of DNA or RNA , labeled or marked with a radioactive is...
Population
...other in a limited geographic area. This can be as
simple as a field of flower s, which is separated from another field by a hill or other area where none of these flower s occur. Full article >>> Population Genetics Speakers presented work on character izing extant haplotype s and ...
Polygenic inheritance
... a pattern responsible for many features that seem
simple on the surface. Many trait s such as height, shape, weight, color, and metabolic rate are governed by the cumulative effects of many genes. Full article >>> polygenic inheritance : the condition in which some character istics are de...
Polygenic
... a pattern responsible for many features that seem
simple on the surface. Many trait s such as height, shape, weight, color, and metabolic rate are governed by the cumulative effects of many genes. Full article >>> polygenic inheritance : the condition in which some character istics are ...
Pollination
...of pollen for cross- pollination . pome fruit. A
simple fleshy fruit, the outer portion of which is formed by the floral parts that surround the ovary . Full article >>> What is different about recombination , cross- pollination and selective breed ing? Full article >>> ...
Pinna
...noting an arrangement of leaflets (or lobes on a
simple leaf ) along a main central unit. pinna tely co...an be represented as a series of improvements from
simple cells , through more complex life form s, to human s (the pinna cle of evolution ), can be trac...
Phycology
...h photosynthesis . They are generally regarded as
simple plant s, and some are related to the higher plant s. Full article >>> Lee, R. E. 1989. Phycology (2nd edition) Cambridge University Press, Cambridge, UK Levin, D. A. 1979. The nature of plant species . Science 204:381-384. Full...
Photosynthesis
... dioxide and water are consumed while oxygen and
simple sugars are produced. Full article >>> photosynthesis . The process by which plant s convert sunlight into energy. physiological dis order . A dis order caused by factors other than a pathogen ; abiotic dis order . Full article ...
Origin
...ryotes ). Full article >>> aldose A
simple sugar in which the carbonyl carbon atom is an aldehyde alkaloids Nitrogen-containing organ ic compound s of plant origin . They are usually basic, and often have biological activity. An example would be caffeine. Full article >>> ...
Ocelli
... hypo pharynx ... Full article >>>
simple eye; contrast to compound eye (plural, ocelli ) Source: Noland, George B. 1983. General Biology , 11th Edition. St. Louis, MO. C. V. Mosby What Topic Is Your BIOLOGY Paper On? Full article >>>...
Nucleotide
...ation is the chemical process in which a series of
simple structural units (monomers) combine to form a large chainlike molecule (polymers). Chains of amino acids ( polypeptide s or proteins ) or nucleotide s (polynucleotides) are polymers. Full article >>> double stranded two adjace...
Neural
...he resulting predictions are filtered and saved in
simple data formats such as .ace format. Other sequence s ana lysis tools can also be incorporated. Full article >>> neural crest A band of cells along the b order where the neural tube pinches off from the ectoderm ; the cells...
NADPH
...ns is used to reduce carbon from carbon dioxide to
simple sugars; light is not required for these reactions. Full article >>> light re action that part of the photosynthetic process that, in the presence of light, captures energy to form ATP and NADPH 2 to be used to synthesize complex o...
Monosaccharides
...ll article >>> Monosaccharides are
simple sugars, having 3 to 7 carbon atoms. They can be bonded together to form polysaccharides . Example: Glucose , fructose , and galactose are monosaccharides ; their structural formula is C6H12O6. Full article >>> Monosaccharides Thr...
Microsatellite
...> Microsatellite : A microsatellite is a
simple sequence repeat (SSR). It might be a homopolymer ('...TTTTTTT...'), a di nucleotide repeat ('....CACACACACACACA.....'), tri nucleotide repeat ('....AGTAGTAGTAGTAGT...') etc. Due to polymerase slip (a.k.a. Full article >>> The need...
Microbiology
...oorganisms, including virus es, prokaryotes and
simple eukaryotes . Today, most of the work in microbiology is done using methods from biochemistry and genetics . Full article >>> Microbiology Glossary Biochemistry and Molecular Biology Glossary Cell Biology Glossary Gener...
Message
...m RNA . Microsatellite : A microsatellite is a
simple sequence repeat (SSR). It might be a homopolymer ('...TTTTTTT...'), a di nucleotide repeat ('....CACACACACACACA.....'), tri nucleotide repeat ('....AGTAGTAGTAGTAGT...') etc. Full article >>> The message we need to get out to cons...
Mendelian inheritance
...ypic ratio in sweet pea than could be explained by
simple Mendelian inheritance . This ratio is 9:7 instead... antigens , immunoglobulins), obeying the rules of
simple Mendelian inheritance . Full article >>>...
Macromolecules
...ation is the chemical process in which a series of
simple structural units (monomers) combine to form a large chainlike molecule (polymers). Full article >>> The cellular uptake of macromolecules and particulate substances by localised regions of the plasma membrane that surround the su...
Life form
... plant s. Full article >>> In very
simple life form s, such as bacteria , genes are written into the organ ism's hereditary material as continuous strings of information, recording genetic information in the four-letter base -pair AGCT alphabet of DNA . Full article >>> ...
Lens
...omposed of a large number of small, closely packed
simple eyes (ommatidia), each with its own lens and nerve receptor s. Full article >>>...
Leaflets
...almate An arrangement of leaflets (or lobes on a
simple leaf ), each origin ating from a common point, usually the axial end palmately compound leaf Leaflets radiating from a common point. Palpebrae Eyelid. Full article >>> compound leaves -- n. Leaves with two or more leaflets ...
Knock-Out
...tic interactions ( epistasis ) can often confound
simple interpretations of such " knock-out " studies. Molecular biology is the study of molecular underpinnings of the process of replication , transcription and translation of the genetic material . Full article >>>...
Insertion sequences
Insertion sequences are
simple procaryotic mobile elements . Facts In E. coli, ...equences are short (600-1500 base pair s long )
simple transposon s that do not carry genes beyond those essential for insertion of the transposon int...
Insertion Sequence
Insertion sequence s are
simple procaryotic mobile elements . Facts In E. coli, ...quence s are short (600-1500 base pair s long )
simple transposon s that do not carry genes beyond those essential for insertion of the transposon int...
Insertion
...icle >>> Insertion sequences are
simple procaryotic mobile elements . Facts In E. coli, spontaneous mutation s in gal and in lac genes occur at 10-5 to 10-7 per generation. The mutation s are highly polar. The polarity depends on r -factor . Full article >>> The inser...
In vitro
...ulation of a DNA construct in vitro, which, in a
simple knockout, consists of a copy of the desired gene which has been slightly altered such as to cripple its function. Full article >>> Plasmid s can be genetically modified in vitro then insert ed into bacteria that are grown in a c...
Human
...colon that is widely used in biology , both as a
simple model of cell biochemical function and as a host for molecular cloning experiments. Ethidium bromide . A fluorescent dye used to stain DNA and RNA . Full article >>> Alu repetitive sequence -- the most common dispersed re...
Histone
...article >>> histone Any of several
simple proteins found in cell nuclei and complexed at one time or another with DNA . Histone s yield a high proportion of basic amino acids on hydrolysis ; character istic of eukaryotes . Full article >>> histone s - basic pr...
His tag
...cted from His tag ) Jump to: navigation, search A
simple column for Ni2+- affinity chromatography . The sample and subsequent buffer s are manually poured into the column. Full article >>>...
Heterochromatin
...poor regions of a genome , which are enriched in
simple sequence repeat s. As it can be impossible to clone , heterochromatin is often ignored when calculating the percentage of a genome that has been sequence d. Full article >>> Heterochromatin Chromatin is the extended form of ...
Haploid
... Full article >>> Haploid (meaning
simple in Greek) cells bear one copy of each chromosome . Full article >>> Dr. Paul Meltzer, of the National Human Genome Research Institute's Laboratory of Cancer Genetics , defines haploid . related terms: chromosome , diploid ...