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Reading visual images
Society, Politics & Law

Reading visual images

...physical trace of an actual event. However, as with all documentary evidence, their meaning is not fixed. Other examples of documents used by the social sciences can demonstrate this point. Documentary evidence can come from official records such as a marriage certificate, a census return, or a medical certificate. Such records may be ‘aggregated’ (added together) to...
Level 1: Introductory 8 hrs
Developing your skills as an HR professional
Money & Business

Developing your skills as an HR professional

...physical changes that take place. Under the perception of a threat, our body releases hormones and glucose to help prepare the fight or flight response. While this is an adaptive response in the short term, it can drain our energy over time leading to a variety of health-related problems such as tension headaches and high blood pressure. Amongst the most cited causes of...
Succeed in the workplace Badge icon
Education & Development

Succeed in the workplace

...physically what you say and how you say it how you deal with difficulties in the interview. Let’s take a closer look at each of these in the next three sections...Week 7: Presenting your ‘best’ self at interview: 7.1 Physical impression - [Photo of a scruffy-looking dog.] Figure 12 What first impression will you give? As you know from Section 2, first impressions...
Level 1: Introductory 24 hrs
The science of alcohol Badge icon
Science, Maths & Technology

The science of alcohol

...physical properties. Next you will learn about yeast, the fungal microorganism that is used to convert carbohydrates, such as sugars and starches, into carbon dioxide and ethanol through the fermentation reaction. You will look at a homebrew kit and you can take part in an optional home experiment that will run alongside this course. Furthermore, you will learn about the...
Level 1: Introductory 24 hrs
Describing language Badge icon
Languages

Describing language

...physical senses, such as a tree, a clock, the Sphynx, or a motorbike. There is a clear contrast, for example, between a living, breathing person like a nurse, and a big idea like humanity. Or a big piece of engineering like a train, and a concept like mobility. Both humanity and mobility refer to more abstract concepts, and as such, they are abstract nouns. Whereas the...
Level 1: Introductory 24 hrs
Cell signalling
Science, Maths & Technology

Cell signalling

...physical contact with another yeast cell. First, it has to ‘call’ to yeast cells of the opposite mating type. It does this by secreting a ‘mating factor’ peptide, an extracellular signal, which can also be called an ‘intercellular signal’. Yeast mating factor binds to specific cell surface receptors on cells of the opposite mating type, and the signal is...
Level 3: Advanced 12 hrs
Animals at the extremes: polar biology
Nature & Environment

Animals at the extremes: polar biology

...physical process, for which the Q10 is about 1.2–1.4 in the range 0–10° C, but, like other active, enzymatic mechanisms, the Q10 of ATP-producing pathways is 2–3. So as the temperature falls, extrusion cannot keep up with inflow, ions accumulate in the cells, and the membrane potential falls, with disastrous effects in neurons, muscle, kidney and many other kinds...
Moons of our Solar System Badge icon
Science, Maths & Technology

Moons of our Solar System

...physical consequences can be quite noticeable and in one case, as you will see later, very severe. NARRATOR 60-second Adventures in Astronomy Number 5, The Rotating Moon. Whenever you look at the Moon from Earth, it always looks similar. Different parts are illuminated at different times, but oddly, we always see the same features. The Moon never turns its back on us,...
Level 1: Introductory 24 hrs