How do you kill Bacillus anthracis endospores? anthracis are killed by UV radiation, dry heat, wet heat and desiccation. Methods and results: Hydrated B. anthracis spores were HTGE treated at c. 220°C for 50 ms, and the treated spores were tested for germination, mutagenesis, rupture and loss of dipicolinic acid. Why does Bacillus anthracis form […]
What are the limitations of classical mechanics?
What are the limitations of classical mechanics? One experimental phenomenon that could not be adequately explained by classical physics was black-body radiation. Hot objects emit electromagnetic radiation. The burners on most electric stoves glow red at their highest setting. What are the inadequacy of classical mechanics? The inadequacy of Classical Mechanics are : It does […]
Is buoyant force always up?
Is buoyant force always up? The buoyancy force is caused by the pressure exerted by the fluid in which an object is immersed. The buoyancy force always points upwards because the pressure of a fluid increases with depth. What force is the opposite of buoyancy? Weight W acting vertically downwards works in the opposite direction […]
Why is NASA important to our daily life?
Why is NASA important to our daily life? Space technology has helped astronauts and scientists to research stars, planets, and the creation of the universe. The technologies discovered by NASA to explore new horizons for humanity are now being put to everyday applications. How does NASA affect the environment? From solar arrays and fuel cells […]
What causes a solution to be conductive?
What causes a solution to be conductive? When a solution conducts electricity, the charge is carried by ions moving through the solution. Ions are atoms or small groups of atoms that have an electrical charge. Some ions have a negative charge and some have a positive charge. Pure water contains very few ions, so it […]
Has a mare won the Kentucky Derby?
Has a mare won the Kentucky Derby? Winning Colors (1988), Genuine Risk (1980) and Regret (1915) are the only fillies to win the Kentucky Derby. Winning Colors and Genuine Risk are the only two fillies to compete in all three Triple Crown races. Could any horse beat Secretariat? Only four horses challenged Secretariat in the […]
Is there an organism without DNA?
Is there an organism without DNA? All the self‐reproducing cellular organisms on the Earth so far examined have DNA as the genome, and the informational flow from DNA to RNA to protein is the basis of their biological function (Alberts et al. 2008). Based on this fact, almost all the biologists must think that there […]
What happens to the particles when heat is removed from a solid?
What happens to the particles when heat is removed from a solid? Explanation: If you add heat to any state of matter, the particles move faster. If u take away heat from any state of matter, the particles move slower. What happens to the particles of solids liquids and gases when they are heated? All […]
What are the effects of sociological globalization?
What are the effects of sociological globalization? As far as its impact is concerned, discussion of globalization tends to consider simultaneously its effects on economic growth, employment and income distribution – often without distinguishing between- countries and within-country inequalities – and other social impacts such as opportunities for poverty alleviation. What is the simple meaning […]
How do I fix low motivation?
How do I fix low motivation? What advice would you give to someone lacking in motivation? Break tasks in to manageable chunks. “Even a crumb looks enourmous if you’re an ant or feel like one.” – Write down each positive thing you experience throughout the day. Give yourself credit for the small things you do. […]