How are organisms adapted for efficient gas exchange? [25 marks] Many organisms have different features which enable them to survive and carry out gas exchange effectively. Single-celled organisms‚ such as bacteria and protozoa‚ are in constant contact with their external environment. For them‚ gas exchange occurs by diffusion across their membranes. Even in simple multicellular organisms‚ such as green algae‚ their cells may be close to the environment‚ and gas exchange can occur easily. In
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Q1 Explain with example any ONE (1) external factor and ONE (1) internal factor which could affecting human resource management. (10 marks) Definition: Human Resource Management (HRM) is defined as the process of managing human talents to achieve an organization’s objectives. Human resource departments play an important role in areas such as staffing‚ employee relations and legal compliance within organizations. In order to achieve success‚ organizations have to look on the internal and external
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Treatment and Punishment of Crime Angle of attack= which is more effective‚ treatment or punishment? A significant question that is asked about offenders is how can they be prevented from re-offending? There have been a number of therapies and treatments developed by psychologists in order to change offending behaviour. Three main ones are; behaviour modification (token economies)‚ anger management and social skills training (SST). The government have also added measurements such as ‘zero
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others‚ however‚ it is not that different to City Road or indeed many other streets in the UK with similar architecture‚ comparable street features‚ a diverse range of businesses and a diverse community. In this essay I will be describing ways in which order is made and repaired in Old Compton street in London . Situated in the heart of Soho‚ London´s Theatreland‚ Old Compton Street has continuously been made and repaired by migrants‚ merchants and business traders . Originally a wealthy street
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the mold growth. The growth per day was recorded and inserted into a table for analysis. The bread making process originated in ancient times. The first bread produced was probably a cooked version of grain-paste and was used to make solid cakes from stone-crushed barley and wheat. The earliest archaeological evidence for flour‚ which was processed into an unleavened bread‚ dates back to around 30‚000 years ago from the Upper Paleolithic Era‚ also known as the Late Stone Age‚ in Europe‚ Africa
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In each of the following questions‚ from the given alternative words‚ select the word which cannot be formed using the letters of the given word: 1. STIMULATION (A) STATION (B) NATION (C) MOTION (D) MOUTH Answer: (D) Explanation: There is no ?H? letter in the given word. Therefore‚ the word MOUTH cannot be formed. 2. Which letter in the word ?Vertex? should be changed to mean spiral movement ? (A) 1st (B) 2nd (C) 4th (D) Last Answer: (B) 3. If MONKO is coded as 57637‚ then how
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WHICH ANTACID WILL NEUTRALIZE STOMACH ACID THE BEST AND IS MOST COST- EFFECTIVE? Description This experiment was conducted to find out how effective different types and brands of antacids are at neutralizing acid. I also looked at the cost of each product in order to determine if my hypothesis would be correct. The experiment was done using 4 brands of antacid‚ Pepto-Bismol‚ Gaviscon‚ Tums and Tagamet. Hypothesis All the antacids will neutralize different amounts of acid but the most
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A quirky and highly intelligent detective who does not fit in with society is a common genre convention of crime fiction. The detective’s techniques of crime investigation often differs from the average police detectives and observes and discovers clues everyone else overlooks. In the first short story “A Study In Scarlet” by Sir Arthur Conan Doyle‚ Sherlock Holmes is the detective who solves the crime through the art of deduction. R. Austin Freeman’s short story “The Case of Oscar Brodski” features
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3. Principles on which vicarious liability is based The doctrine of vicarious liability is based on principles which can be summed up in the following two maxims : (a) Qui facit per alium facit per se :- The maxim means‚ ‘he who acts through another is deemed in deemed in law as doing it himself’. The master’s responsibility for the servant’s act had also its origins in this principle. The reasoning is that a person who puts another in his place to do a class of acts in his absence‚ necessarily
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unlike any other war since is to dispute the claims of countless historians who view it as a prelude or prototype for the type of wars that followed‚ “Library shelves groan with works pointing to the Civil War as a harbinger of “total war” in its modern form.” This claim‚ as well as overlooking strategies and tactics that have been applied and evolved through subsequent wars‚ overlooks the significance of ideological warfare and policies of a central government such as conscription‚ which have been
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