Browsing Faculty of Natural Science by Title
Now showing items 652-671 of 2547
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Disentangling star formation and AGN activity in the GAMA (G23) region
(University of the Western Cape, 2021)Observations of galaxies at di↵erent wavelengths have shaped our understanding of their formation and evolution through time. The commonly derived parameters, such as stellar mass and star formation rate (SFR), rely on ... -
Disposal of unused medicines from households in Cape Town
(University of Western Cape, 2019)Evidence indicates that most South African households do not dispose of unused medicines in the manner prescribed by the medicine’s regulatory authority. This trend is not unique to South Africa, but several developing ... -
Disposal Practices for Unwanted Medicines from Households in Johannesburg
(University of the Western Cape, 2017)A mixed research method was used where quantitative research facilitated qualitative research. Three questionnaires were drafted and distributed by email to respondents in the Johannesburg area. One questionnaire was for ... -
Dissolution and antiviral activity of a novel nevirapine formulation
(University of the Western Cape, 2014)The author’s objective was to follow the product life-cycle process of a novel antiretroviral, nevirapine formulation in South Africa, to generate and compile data to pursue market registration. Five supramolecular ... -
The distribution of the desert rain frog ( Breviceps macrops) in South Africa
(University of the Western Cape, 2009)The desert rain frog (Breviceps macrops) is an arid adapted anuran found on the west coast of southern Africa occurring within the Sandveld of the Succulent Karoo Biome. It is associated with white aeolian sand deposits, ... -
The distribution of the desert rain frog (breviceps macrops) in South Africa
(2009)The Distribution of the Desert Rain Frog (Breviceps macrops) in South Africa Kirsty Jane Bell M.Sc. Thesis, Department of Biodiversity and Conservation Biology, University of the Western Cape. The desert rain frog (Breviceps ... -
Distributional and dietary overlap between two common squaloid sharks, squalus acutipinnis and squalus bassi, caught as bycatch off the coast of South Africa
(University of Western Cape, 2021)Squalus acutipinnis and S. bassi may be the most common dogfish species around South Africa, and show overlap in their latitudinal and bathymetric distributions. Even though these sharks are likely endemics, they are also ... -
Diversity and Zoogeography of South African Bryozoa
(University of the Western Cape, 2017)The taxonomic history of South African bryozoans is fragmented and outdated, with the majority of published works in the 20th Century. Sampling gaps exist in deep-sea regions and parts of the coastline, while existing ... -
Diversity of Frankia associated with Morella species of the Cape floristic region of Southern Africa
(University of the Western Cape, 2016)Frankia is one of two partners in the globally distributed N2-fixing actinorhizal symbiosis between this filamentous soil-dwelling actinomycete and almost 300 species of host plants from eight diverse angiosperm families. ... -
The diversity of key anabolic genes in antarctic hypolithons
(2009)Antarctica is known for its pristine environments. A variety of unsuitable environmental conditions were once thought to render the continent unsuitable for sustaining life. However, metagenomic data have revealed a wealth ... -
DNA metabarcoding for the identification of species within vegetarian food samples
(University of the Western Cape, 2021)Aims DNA metabarcoding has recently emerged as a valuable supplementary tool to ensure food authenticity within the global food market. However, it is widely known that highly processed food samples are one of DNA ... -
Do money managers outperform their respective benchmark? Evidence from South African Unit Trust industry
(University of the Western Cape, 2015)Motivated by the growing attraction of the mutual fund industries across the world, this research seeks to explore the economic benefits contributed by the South African equity unit trust managers over the period from 1 ... -
Do physiotherapy students employ evidence-based practice in the management of musculoskeletal disorders and sports injuries
(2013)Background: Musculoskeletal disorders (MSD’s) and sports injuries are commonly sustained throughout the world daily. They are dominant in many countries, with considerable cost involvement and impact on quality of life. ... -
Documenting the association between a non-geniculate coralline red alga and its molluscan host
(University of the Western Cape, 2010)To further investigate the strength of the association and the relative advantages of the association to both organisms, several manipulation experiments were set up. A cage experiment set up in the shallow subtidal zone ... -
Does maternal nicotine exposure during gestation and lactation change the oxidant-antioxidant status of the lungs of the offsprings and is tomato juice protecting the lungs of the offsprings?
(University of the Western Cape, 2009)Nicotine exposure to the fetus through tobacco smoking or nicotine replacement therapy during the whole period of gestation and lactation causes diverse effects on fetal and neonatal lung development, integrity and maturation ... -
Does Olea africana protect the heart against ischemiareperfusion injury?
(2009)Cardiovascular disease is a major health problem and remains the number one cause of death worldwide. For centuries, medicinal plants have been used in different cultures as medicines for the treatment and control of various ... -
A dual analysis of the South African Griqua population using ancestry informative mitochondrial DNA and discriminatory short tandem repeats on the Y chromosome
(University of the Western Cape, 2015)The primary objective of this Masters project was to investigate the maternal ancient substructure of the Griqua population in South Africa. Genetic ancestry was determined by investigating ancestry informative single ... -
Durability studies of membrane electrode assemblies for high temperature polymer electrolyte membrane fuel cells
(University of the Western Cape, 2011)Polymer electrolyte membrane fuel cells (PEMFCs) among other fuel cells are considered the best candidate for commercialization of portable and transportation applications because of their high energy conversion and low ... -
Dynamic variation of hydrogen dilution during hot-wire chemical vapour deposition of silicon thin films
(University of the Western Cape, 2013)This study reports on the effects of hydrogen dilution and deposition time on six silicon thin films deposited at six specific deposition regimes. The thin film properties are investigated via X-Ray diffraction analysis, ... -
Dynamics and biological implications of the Port St Johns cyclonic lee eddy
(University of the Western Cape, 2016)This project describes the current dynamics of the cyclonic lee eddy off Rame Head, Port St Johns and Waterfall Bluff, and how its physical forcing may influence the biological communities. Three research surveys were ...