Archivo mensual: marzo 2016

The eye as a sense organ

By the end of this lesson you should be able to: Define sense organs as groups of receptor cells responding to specific stimuli: light, sound, touch, temperature and chemicals  Identify the structures of the eye, limited to cornea, iris, pupil, lens, retina, optic … Sigue leyendo

Publicado en Senior 4 - 2016, Uncategorized | Deja un comentario

Movement in and out of cells: diffusion, osmosis and active transport

Substances are moving in and out of the cells of your body all the time. In this lesson we will study three processes: 1- Diffusion 2- Osmosis 3- Active transport ACTIVITIES 1) Read about diffusion, osmosis and active transport from … Sigue leyendo

Publicado en Senior 3 - 2016 | Deja un comentario

Biological molecules: carbohydrates, proteins and fats

Hi! Here´s the Slideshare we worked in class last week. Biological molecules wk from Magdalena Ravagnan

Publicado en Senior 3 - 2016, Uncategorized | Deja un comentario

Levels of organisations, Cells and specialisation of cells revision

Take a look at the presentation!     Powerpoint cells and levels, click bio from Magdalena Ravagnan

Publicado en Senior 3 - 2016 | Deja un comentario

Nervous system

By the end of the lesson students should be able to: Describe a nerve impulse as an electrical signal that passes along nerve cells called neurones  Describe the human nervous system Identify motor (effector), relay (connector) and sensory neurones from … Sigue leyendo

Publicado en 2AC2014, MTC - 2015, Senior 4 - 2016 | Deja un comentario

Excretion and kidneys

By the end of this lesson you should be able to: State that urea is formed in the liver from excess amino acids State that carbon dioxide is excreted through the lungs State that the kidneys excrete urea and excess water and salts … Sigue leyendo

Publicado en Senior 4 - 2016 | Deja un comentario