Variation & Evolution: Advantages of Genetic ...

In this episode, we will discuss the alveoli in the circulatory system.Alveoli are microscopic air sacs within the lungs where the crucial exchange of oxygen and carbon dioxide occurs between air and blood through diffusion. Their structure is highly adapted for this vital proces ...  Show more

In this episode, we look at transportation in cells. We will explain how substances move into and out of cells, highlighting three key mechanisms. Diffusion is described as the movement of particles from high to low concentration areas. Osmosis is presented as a specific type of ...  Show more

In this episode, we'll be looking at anaerobic respiration and find out how to run for the bus in the most effective way.For more in-depth online learning, head on over to www.snaprevise.co.uk and see how our intelligent platform can transform your revision and help you score bet ...  Show more

Jaquay is treating a patient with chronic obstructive pulmonary disease (COPD) who complains of dyspnea during daily activities. The patient's SpO2 levels tend to drop below 88% with mild exertion. In addition to continuing with a general exercise program, which of the fol ...

Finally we bring to you, the most requested topic ever... Respiration! This week we tackle the first stage of respiration - Glycolysis! We will be covering respiration over four weeks - next week the link reaction. Find us on the internet! Our website - Teachmescience.co.ukEmail ...  Show more

For a long time, most people believed that when we exercise, our muscles make lactic acid, this acidifies the muscles, and the acidity contributes to contractile failure, fatigue, and delayed-onset muscle soreness. Some people still believe this.

You ...