Relationships Between RNA Polymerase II Activity and Spt
... histone gene expression (HIR2, SPT10, and SPT21)(Natsoulis et al. 1991; Sherwood and Osley 1991). While not found in Spt screens, mutations in a number of other factors have the ability to confer Spt- phenotypes, indicating both the sensitivity and possible complexity of these phenotypes. The major ...
... histone gene expression (HIR2, SPT10, and SPT21)(Natsoulis et al. 1991; Sherwood and Osley 1991). While not found in Spt screens, mutations in a number of other factors have the ability to confer Spt- phenotypes, indicating both the sensitivity and possible complexity of these phenotypes. The major ...
PDF
... Sporophyte generation produced by direct germination of gametes that have not undergone fusion. Multi-chambered reproductive structure containing mitotically produced spores that reproduce the sporophyte. Found on the sporophyte. Single-chambered reproductive structure containing meiotically produce ...
... Sporophyte generation produced by direct germination of gametes that have not undergone fusion. Multi-chambered reproductive structure containing mitotically produced spores that reproduce the sporophyte. Found on the sporophyte. Single-chambered reproductive structure containing meiotically produce ...
Assessing homology at different levels of the biological hierarchy
... Structural or phenotypic homology regards homology as a statement about the final pattern produced by evolution; the wing of a bird, the wing of a bat and the arm of a woman. How does structural homology deal with evolutionary changes in development that may obscure homology without rendering the re ...
... Structural or phenotypic homology regards homology as a statement about the final pattern produced by evolution; the wing of a bird, the wing of a bat and the arm of a woman. How does structural homology deal with evolutionary changes in development that may obscure homology without rendering the re ...
Mouse Lefty2 and Zebrafish Antivin Are Feedback
... sac were dissociated. The allantois, derived from posterior mesoderm produced at the proximal end of the primitive streak, formed normally but failed to fuse appropriately to the chorion, likely due to the unusual topology of the mutant embryo (Figure 2C). To determine the onset of morphological ano ...
... sac were dissociated. The allantois, derived from posterior mesoderm produced at the proximal end of the primitive streak, formed normally but failed to fuse appropriately to the chorion, likely due to the unusual topology of the mutant embryo (Figure 2C). To determine the onset of morphological ano ...
Recent Advances in Cytology
... Pennsylvania: “The older members of this strongly cytological department received the Darlington book with stiff attitudes of outrage, anger, and ridicule. The book was considered to be dangerous, in fact poisonous, for the minds of graduate students… Those of us who had copies kept them in a drawer ...
... Pennsylvania: “The older members of this strongly cytological department received the Darlington book with stiff attitudes of outrage, anger, and ridicule. The book was considered to be dangerous, in fact poisonous, for the minds of graduate students… Those of us who had copies kept them in a drawer ...
UK Genetic Testing Network Marfan syndrome testing guideline
... Marfan syndrome is an inherited connective tissue disorder which is inherited in an autosomal dominant manner. The disorder is caused by mutations in the Fibrillin 1 gene (FBN1). The syndrome has a prevalence of around 1 in 5,000 individuals1 and has a high degree of clinical variability. The main f ...
... Marfan syndrome is an inherited connective tissue disorder which is inherited in an autosomal dominant manner. The disorder is caused by mutations in the Fibrillin 1 gene (FBN1). The syndrome has a prevalence of around 1 in 5,000 individuals1 and has a high degree of clinical variability. The main f ...
ACTIN-RELATED PROTEIN6 Regulates Female Meiosis By
... occupancy in Schizosaccharomyces pombe using the Podbat computational tool showed preferential H2A.Z incorporation in the coding regions of genes encoding proteins involved in the regulation of meiosis (Sadeghi et al., 2011). During male meiosis I, colocalization of H2A.Z deposition on chromosomes a ...
... occupancy in Schizosaccharomyces pombe using the Podbat computational tool showed preferential H2A.Z incorporation in the coding regions of genes encoding proteins involved in the regulation of meiosis (Sadeghi et al., 2011). During male meiosis I, colocalization of H2A.Z deposition on chromosomes a ...
GENETIC AND MOLECULAR ANALYSIS OF THE garnet EYE
... Although any work of science depends on the prior work of others, the specific contributions of some must be mentioned. The garnet gene was cloned by Dr. D. Sinclair, working in the laboratory of Dr. G. Tener, biochemistry U.B.C. Dr. Sinclair initiated the molecular analysis of the garnet gene, brou ...
... Although any work of science depends on the prior work of others, the specific contributions of some must be mentioned. The garnet gene was cloned by Dr. D. Sinclair, working in the laboratory of Dr. G. Tener, biochemistry U.B.C. Dr. Sinclair initiated the molecular analysis of the garnet gene, brou ...
Trans-acting siRNA-mediated repression of ETTIN
... near the C-terminal end of ARF4 (Fig. 1A). These mutations were chosen because their phenotype is slightly stronger than the suppressors isolated in our screens. The interaction between zip-2 and ett-7, ett-15 and arf4-2 was studied in F2 families generated by the self-pollination of plants heterozy ...
... near the C-terminal end of ARF4 (Fig. 1A). These mutations were chosen because their phenotype is slightly stronger than the suppressors isolated in our screens. The interaction between zip-2 and ett-7, ett-15 and arf4-2 was studied in F2 families generated by the self-pollination of plants heterozy ...
Molecular Biology Reports
... carotenoids, anthocyanins, and vitamin C. Its wide adaptability on marginal lands in tropical climates can be exploited to secure the food supply. The United States Department of Agriculture (USDA) reported that sweetpotato yields two to three times more carbohydrate that of field corn, and has simi ...
... carotenoids, anthocyanins, and vitamin C. Its wide adaptability on marginal lands in tropical climates can be exploited to secure the food supply. The United States Department of Agriculture (USDA) reported that sweetpotato yields two to three times more carbohydrate that of field corn, and has simi ...
to view
... is very small. Why such type of adjustment is there in higher organisms? Ans.Female gamete is large and non motile, is an adaptation for storing more food which will be required for the future development. The male gamete has to move to reach the counterpart, so it has the machinery for its reaching ...
... is very small. Why such type of adjustment is there in higher organisms? Ans.Female gamete is large and non motile, is an adaptation for storing more food which will be required for the future development. The male gamete has to move to reach the counterpart, so it has the machinery for its reaching ...
get Assignment File
... 24.The physical characteristics of an organism are called its ____________, whereas the genetic characteristics of an organism are called its ____________. a. alleles; phenotype b. genotype; phenotype c. heredity; genotype d. phenotype; genotype 25. There are genetic crosses in which neither of two ...
... 24.The physical characteristics of an organism are called its ____________, whereas the genetic characteristics of an organism are called its ____________. a. alleles; phenotype b. genotype; phenotype c. heredity; genotype d. phenotype; genotype 25. There are genetic crosses in which neither of two ...
Analysis of clones carrying repeated DNA sequences in two YAC
... First, a set of overlapping cosmid clones has been assembled into 750 contigs covering 90-95% of the genome (Hauge et a/., 1991). Second, efforts are underway to construct overlapping YAC contigs for the five Arabidopsis chromosomes. The three YAC libraries commonly in use are the EG (Grill and Some ...
... First, a set of overlapping cosmid clones has been assembled into 750 contigs covering 90-95% of the genome (Hauge et a/., 1991). Second, efforts are underway to construct overlapping YAC contigs for the five Arabidopsis chromosomes. The three YAC libraries commonly in use are the EG (Grill and Some ...
Host Genetic Control of Incubation Periods of Creutzfeldt
... Creutzfeldt-Jakob disease (CJD) is caused by a slow infectious agent, also referred to as an 'unconventional virus' (Gajdusek, 1977), 'virino' (Dickinson & Outram, 1979), 'prion' (Prusiner, 1982) and by other terms. It has a devastating effect on the central nervous system (CNS), in the absence of a ...
... Creutzfeldt-Jakob disease (CJD) is caused by a slow infectious agent, also referred to as an 'unconventional virus' (Gajdusek, 1977), 'virino' (Dickinson & Outram, 1979), 'prion' (Prusiner, 1982) and by other terms. It has a devastating effect on the central nervous system (CNS), in the absence of a ...
THESIS VITRIFICATION OF IN VITRO- AND IN VIVO
... are reduced. Use of this media should therefore have less chance of sodium and calcium toxicity, and could deter apoptosis. The BLK vitrification method is both easier to use and more consistent. In Experiment 2, we sought to identify the most efficacious cryopreservation method for in vitro-produce ...
... are reduced. Use of this media should therefore have less chance of sodium and calcium toxicity, and could deter apoptosis. The BLK vitrification method is both easier to use and more consistent. In Experiment 2, we sought to identify the most efficacious cryopreservation method for in vitro-produce ...
Molecular basis of the clinical variability of Rett syndrome
... MECP2 mutations account for up to 90% of classic RTT, 50% of PSV cases and a lower percentage of the other variants patients [11], [13] [12]. The spectrum of MECP2 mutations causing RTT includes missense, frameshift, nonsense mutations, and intragenic deletions. About 70% of the mutations arise from ...
... MECP2 mutations account for up to 90% of classic RTT, 50% of PSV cases and a lower percentage of the other variants patients [11], [13] [12]. The spectrum of MECP2 mutations causing RTT includes missense, frameshift, nonsense mutations, and intragenic deletions. About 70% of the mutations arise from ...
Revisiting the Impact of Inversions in Evolution
... where the interacting loci reside (Nei 1967, Pepper 2003). Because inversion polymorphisms generate low recombination rates among the standard (noninverted) and inverted arrangements, they facilitate the spread of the coadapted alleles. Inversions carrying favorable alleles then spread to fixation un ...
... where the interacting loci reside (Nei 1967, Pepper 2003). Because inversion polymorphisms generate low recombination rates among the standard (noninverted) and inverted arrangements, they facilitate the spread of the coadapted alleles. Inversions carrying favorable alleles then spread to fixation un ...
Neisseria meningitidis: an overview of the carriage state
... may cause meningitis, severe sepsis with an often fatal outcome, and more rarely, other diseases such as septic arthritis, pneumonia, purulent pericarditis, conjunctivitis, otitis, sinusitis and urethritis (Tzeng & Stephens, 2000). The overall incidence of meningococcal disease in Europe and North A ...
... may cause meningitis, severe sepsis with an often fatal outcome, and more rarely, other diseases such as septic arthritis, pneumonia, purulent pericarditis, conjunctivitis, otitis, sinusitis and urethritis (Tzeng & Stephens, 2000). The overall incidence of meningococcal disease in Europe and North A ...
Genetics of hybrid incompatibility between Lycopersicon esculentum
... and Willis 2001, Hodges et al. 2002) including agricultural model systems (e.g. Fukuoka et al. 1998, Kim and Rieseberg 1999, Rieseberg et al. 1999) have begun to generate data on the number, location and individual effects of loci contributing to reproductive isolation, including hybrid incompatibil ...
... and Willis 2001, Hodges et al. 2002) including agricultural model systems (e.g. Fukuoka et al. 1998, Kim and Rieseberg 1999, Rieseberg et al. 1999) have begun to generate data on the number, location and individual effects of loci contributing to reproductive isolation, including hybrid incompatibil ...
adaptation to marginal habitats - Serval
... persist, but other populations, living in good (core) habitats, would lack this adaptation and would not be able to survive if transplanted into the poor habitat. Rather than a sharp line, it is thus more realistic to regard the boundary of the ecological niche as a fuzzy transition zone between sui ...
... persist, but other populations, living in good (core) habitats, would lack this adaptation and would not be able to survive if transplanted into the poor habitat. Rather than a sharp line, it is thus more realistic to regard the boundary of the ecological niche as a fuzzy transition zone between sui ...
Recruitment of CRABS CLAW to promote nectary development
... Fahn’s (Fahn, 1953) argument of an evolutionary acrocentripetal movement of nectary position within angiosperms (Fig. 1). In general, nectaries are not well differentiated in basal angiosperms. Nymphaeaceae and Illiciaceae in the ANITA grade have nectaries on perianth parts, and Amborella generates ...
... Fahn’s (Fahn, 1953) argument of an evolutionary acrocentripetal movement of nectary position within angiosperms (Fig. 1). In general, nectaries are not well differentiated in basal angiosperms. Nymphaeaceae and Illiciaceae in the ANITA grade have nectaries on perianth parts, and Amborella generates ...
Why hybrid males are sterile in Drosophila?
... first view posits that many genes of small effect are involved in sterility13,48–54, while the second view argues that hybrid male sterility involves few genes of major effect55. The first view which suggests hybrid male sterility as a polygenic trait has been divided into two variants: strong and w ...
... first view posits that many genes of small effect are involved in sterility13,48–54, while the second view argues that hybrid male sterility involves few genes of major effect55. The first view which suggests hybrid male sterility as a polygenic trait has been divided into two variants: strong and w ...
Different susceptibility of two animal species infected with isogenic
... D. M. Collins and others assessment of virulence in early work was based on the presence of visible lesions of tuberculosis in the spleen and, in later comparative work, on the enumeration of M. bovis c.f.u. in samples from the spleen. All animals were tested for infection by determining their dela ...
... D. M. Collins and others assessment of virulence in early work was based on the presence of visible lesions of tuberculosis in the spleen and, in later comparative work, on the enumeration of M. bovis c.f.u. in samples from the spleen. All animals were tested for infection by determining their dela ...
WUS and STM in shoot meristem regulation
... We showed that no significant cross hybridization could occur between the KNAT2 antisense riboprobe and KNAT1 mRNA by a filter hybridization experiment that mimicked the conditions of in situ hybridization (data not shown). ...
... We showed that no significant cross hybridization could occur between the KNAT2 antisense riboprobe and KNAT1 mRNA by a filter hybridization experiment that mimicked the conditions of in situ hybridization (data not shown). ...