and calcium acetate ) into the soil matrix several times. A number of factors must be considered to enable the use and control of the MICP process in field applications, including the concentrations of bacteria solution, the concentrations of the chemical solutions, in addition to methods to introduce the bacteria and these chemical solutions to the soil. The main aim of this research is to provide an overview of the various factors affecting the MICP within the soil, where the research studied the
and calcium acetate) into the soil matrix several times. A number of factors must be considered to enable the use and control of the MICP process in field applications, including the concentrations of bacteria solution, the concentrations of the chemical solutions, in addition to methods to introduce the bacteria and these chemical solutions to the soil. The main aim of this research is to provide an overview of the various factors affecting the MICP within the soil, where the research studied the
said to be a parasite that colonizes the human urinary tract. It exists in flagella or rod form as a gram-negative bacterium that displays uropathogenic virulence. Proteus Mirabilis is known to persist and live in people due to its unique virulence factors. Patients who have structural modifications within their urinary tract such as internal catheters are often deemed to be at high risk of contracting diseases such as pyelonephritis and cystitis, which are caused by Proteus Mirabilis (Jacobsen &Shirtliff
4.1 Crop yield and juice quality Soil sickness of sugarcane monoculture, expressed as a reduction of cane yield, stalk diameter and biomass when sugarcane is cultivated on the same soil sequentially, is one of the foremost problems in sugarcane production, particularly in field conditions (Li et al. 2015; Li and Yang, 2015). Sugarcane is an important crop in Guangxi, China, but due to its long duration annual economic returns tend to be lower than some other crops. Intercropping of short duration
requiring O2 for growth). Bacteria can simply be narrowed down to gram positive (organism that stains purple or blue by Gram stain) or gram negative (organism that stains red or pink by Gram stain). Many physical and nutritional factors influence bacterial growth. Physical factors include temperature (psychrophiles, thermophiles, and mesophiles), pH (neutrophiles, acidophiles, and alkalinophiles), O2 concentration (aerobic
population (Zhao et al., 2014) and the reason behind such well adaptation or enduring of H.pylori in the Human’s stomach is due to the combined effects of several factors that addresses different challenges or obstacles presented by the nasty environment inside the stomach (Montecucco and Rappuoli, 2001). Helicobacter pylori produce the urease that neutralize the gastric acid or shows the buffering effect around the surroundings within the stomach. Moreover, it has a capacity of crossing the thick mucus
9- Starch grains in plant cells contain both amylose and amylopectin. Explain how both of these substances are formed from glucose in plant cells. 7 0708-AS Biology Revision Top Priority Questions 8 Chapter 3 1- A student investigated the activity of catalase by measuring the release of oxygen from hydrogen peroxide. The reaction occurs as follows. 2 H2O2 2 H2O + O2 The student used a solution of catalase that was mixed with a 5% hydrogen peroxide solution and placed in the apparatus shown
Proteus vulgaris #12 The importance of identification of a certain microorganisms can range between a life threatening diseases to a creation of certain antibiotic. Understanding the principals of living microbes and identifying my unknown bacteria through numerous biochemical and metabolism tests, with the outmost confidence, Proteus vulgaris had the precise qualifications. The point of this report is to further explore the identification of my unknown bacteria by revealing the results of the
A-The cag PAI and VacA The cag- pathogenicity Islands (cag PAI) is one of the most studied loci in the H. pylori genome and is present in the majority of strains worldwide (49). The locus is associated with a more vigorous host response characterized by IL-8 induction (49) and an increased risk for ulceration and cancer (43, 49). The cag PAI is an almost 40 kb stretch of DNA that encodes nearly 40 genes, many of which are homologous to type IV secretion system components. Type IV secretion systems
polysaccharide capsule. C. neoformans can undergo sexual reproduction that is due to crossing α- and a-mating types, resulting in the formation of sexual spores or basidiospores (Buchanan and Murphy, 1998). It is an intracellular pathogen that affects more than one million individuals, resulting in over 700,000 deaths per year (Centers for Disease Control and Prevention, 2014). Individuals become infected with this pathogen when they inhale fungal particles from the various sources that C. neoformans