1,247 search results
Influenza: A case study
Science, Maths & Technology

Influenza: A case study

...simple: ‘infect the cell, replicate as quickly as possible and then get out again’. This is the cytopathic effect of the virus. Cell death caused directly by the virus can be distinguished from cell death caused by the actions of the immune system as it eliminates infected cells. The effects of cell death Cell death impairs the function of an infected organ and often...
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Level 3: Advanced 6 hrs
Rounding and estimation
Science, Maths & Technology

Rounding and estimation

...simple rule can be applied: When rounding to the nearest hundred look at the tens digit: if the tens digit is 0, 1, 2, 3, 4 round down; if the tens digit is 5, 6, 7, 8, 9 round up. So £284 rounds up (to £300) and £233 rounds down (to £200)...Rounding and estimation: 1.2.2 Rounding to the nearest ten - The blouse in the figure above was £19 and you may well have...
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Level 1: Introductory 5 hrs
Introducing mammals
Nature & Environment

Introducing mammals

...simple example. You will study a more complex one later in the course. Table 1 Number of species of mammals (figures from Burgin et al., 2018) Total 6495 Recently extinct 96 Living 6399 Living wild 6382 Mammals have been around for a long time. Fossils of the shrew-like Megazostrodon have been found in strata in southern Africa that are 200 million years old. [Described...
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Level 1: Introductory 5 hrs
Political ordering
Society, Politics & Law

Political ordering

...simple social science argument using appropriate concepts; theories and evidence interpret and criticise different forms of evidence, both quantitative and qualitative read and understand information from tables, graphs, charts and diagrams...Political ordering: 1 ‘Political ordering’ (Georgina Blakeley and Michael Saward) - This section includes an extended case...
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Level 1: Introductory 10 hrs
Music and its media
History & The Arts

Music and its media

...simple appearance of the second manuscript provides little information about its intended owner, the illustrations in the first manuscript reveal far more about its history. In the top left corner of folio 2r we see a portrait of Margaret of Austria, sumptuously dressed in gold and ermine but still wearing a widow’s hood (her second husband had died in 1504). Margaret...
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Level 2: Intermediate 16 hrs
Introducing ageing
Health, Sports & Psychology

Introducing ageing

...simple description of decline, dependency and decrepitude can seem a bit crude and possibly even a bit insulting to the individuals living those lives...Introducing ageing: Studying the Fourth Age - Activity 8 is based on a study of people in the Fourth Age where the researchers found that the reality of people’s lives was much more complex than the rather stereotyped...
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Level 1: Introductory 11 hrs
Squares, roots and powers
Science, Maths & Technology

Squares, roots and powers

...simple approximation, say 1 foot 30 cm = 0.3 m. Then 1 foot cubed (0.3)3 = 0.027 m3. More accurately, 1 foot = 30.48 cm = 0.3048 m. So 1 foot cubed = (0.3048)3 = 0.028 m3 to three d.p. Activity 13 Without using your calculator, find the following, as estimates for the calculator work in Question 7. (a) 92 (b) 43 (c) (d) (e) (−3)2 Answer (a) 92 = 9 × 9 = 81 (b) 43 = 4...
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Level 1: Introductory 5 hrs
Working mathematically
Science, Maths & Technology

Working mathematically

...simple valid arguments; recognise and apply deductive reasoning; recognise and apply inductive reasoning; formulate counter examples; appreciate the pervasive use and power of reasoning as a part of mathematics. (iv) proving appreciate the axiomatic nature of mathematics; and construct proofs for mathematical assertions including indirect and inductive proofs....
View course Working mathematically
Level 3: Advanced 10 hrs