Search over 10,000 free study notes

Since the spirometer is a closed system, over time the oxygen concentration will decrease and therefore the oxygen concentration in the blood per inhalation will decrease. When the blood reaches the medul...

Question continued - wealth.Using your knowledge of evolutionary perspectives on mate preference, explain why these different strategies may have been adopted (4)The evolutionary explanation argues that t...

The two concerns the level of responsibility for debts of a business if it happens to fail. Limited liability means that a shareholder can only lose the investment they made into the company if it fails. ...

The preterite tense is generally used to describe completed actions in the past. For example, "el año pasado, fui a España con mi familia". The imperfect tense is generally used to describe ongo...

Phagocytes recognise and bind pathogens through chemical attraction and receptors. Phagocytes (white blood cells) engulf the pathogen so it is contained within the cell in a phagosome. Lysosome containing...