State the word equation and balanced chemical equation for aerobic respiration
State the word equation and balanced chemical equation for aerobic respiration
1 Answer
Questions and Answers
Describe aerobic respiration as the release of a relatively large amount of energy by the breakdown of glucose in the presence of oxygen
Describe aerobic respiration as the release of a relatively large amount of energy by the breakdown of glucose in the presence of oxygen
1 Answer
Investigate and describe the effect of temperature on respiration in yeast
Investigate and describe the effect of temperature on respiration in yeast
1 Answer
State the uses of energy in living organisms including muscle contraction, protein synthesis, cell division, active transport, growth, the passage of electrical impulses along neurones and the maintenance of a constant body temperature
State the uses of energy in living organisms including muscle contraction, protein synthesis, cell division, active transport, growth, the passage of electrical impulses along neurones and the maintenance of a constant body temperature
1 Answer
Describe respiration as the chemical reactions in all living cells that release energy from glucose
Describe respiration as the chemical reactions in all living cells that release energy from glucose
1 Answer
Explain the role of goblet cells, ciliated cells and mucus in protecting the gas exchange system from pathogens and particles
Explain the role of goblet cells, ciliated cells and mucus in protecting the gas exchange system from pathogens and particles
1 Answer
Investigate and explain the effect of physical activity on rate and depth of breathing
Investigate and explain the effect of physical activity on rate and depth of breathing
1 Answer
Explain the role of the ribs, the internal and external intercostal muscles and the diaphragm in producing volume and pressure changes in the thorax, causing the movement of air into and out of the lungs (breathing)
Explain the role of the ribs, the internal and external intercostal muscles and the diaphragm in producing volume and pressure changes in the thorax, causing the movement of air into and out of the lungs (breathing)
1 Answer
Identify, on diagrams and images, the ribs, internal and external intercostal muscles and the diaphragm
Identify, on diagrams and images, the ribs, internal and external intercostal muscles and the diaphragm
1 Answer
Describe the characteristics of, and describe the role of, the exchange surface of the alveoli in gas exchange
Describe the characteristics of, and describe the role of, the exchange surface of the alveoli in gas exchange
1 Answer
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Sourav
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Questions: 20
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Total Questions 2747
Top Questions
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Discuss the advantages and disadvantages of genetically modifying crops, including soya, maize and rice
Genetically modified (GM) crops, such as soybeans, maize, and rice,
Sourav
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Outline the process of genetic modification using bacterial production of a human protein as an example, limited to: (a) isolation of the DNA making up a human gene using restriction enzymes, forming sticky ends (b) cutting of bacterial plasmid DNA with the same restriction enzymes, forming complementary sticky ends (c) insertion of human DNA into bacterial plasmid DNA using DNA ligase to form a recombinant plasmid (d) insertion of recombinant plasmids into bacteria (specific details are not required) (e) multiplication of bacteria containing recombinant plasmids (f) expression in bacteria of the human gene to make the human protein
<h2 class="mb-2 mt-6 text-lg first:mt-3">Process of Genetic Modification Using Bacterial
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Outline examples of genetic modification: (a) the insertion of human genes into bacteria to produce human proteins (b) the insertion of genes into crop plants to confer resistance to herbicides (c) the insertion of genes into crop plants to confer resistance to insect pests (d) the insertion of genes into crop plants to improve nutritional qualities
<h2 class="mb-2 mt-6 text-lg first:mt-3">Examples of Genetic Modification</h2> Genetic modification involves
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Describe genetic modification as changing the genetic material of an organism by removing, changing or inserting individual genes
Genetic modification (GM) refers to the deliberate alteration of an
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Describe and explain the conditions that need to be controlled in a fermenter, including: temperature, pH, oxygen, nutrient supply and waste products
<h2 class="mb-2 mt-6 text-lg first:mt-3">Conditions to Control in a Fermenter</h2> Fermenters
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Describe how fermenters can be used for the large-scale production of useful products by bacteria and fungi, including insulin, penicillin and mycoprotein
<h2 class="mb-2 mt-6 text-lg first:mt-3">The Use of Fermenters for Large-Scale
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Explain the use of lactase to produce lactosefree milk
<h2 class="mb-2 mt-6 text-lg first:mt-3">The Use of Lactase to Produce
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